Physics question and answers for April 17, 2024
- Q d All of the above r 6 A particle of mass 2 kg moves in simple harmon emotion and its potential energy U varies with position x as shown The...
- Q 54 The equation of motion of a particle is x a cos a t 2 The motion is a periodic but not oscillatory b periodic and oscillatory c oscillatory but...
- Q A block of mass m is kept on smooth horizontal surface and connected with two springs as shown in figure Initially springs are in their natural length Time period of...
- Q A block of mass m is kept on smooth horizonal surface and connected with two springs as shown in figure Initially springs are in their natural length Time period of...
- Q A spring block system is placed on smooth horizontal surface as shown Initially spring is in natural length o Maximum expansion in cm in spring in subsequent motion is k...
- Q 33 For a simple harmonic oscillator A potential energy varies linearly with displacement from equilibrium B spacing between energy levels increases with increasing energy C spacing between energy levels decreases...
- Q simple harmonic with amplitude 32 In case of a simple pendulum time period versus length is depicted by a T c T 1 d T 2 1 Ta Je 2...
- Q Please explain how to tackle this type of questions A solid ball of mass M and radius R is rolling without slipping on a flat horizontal surface at an initial...
- Q Two simple harmonic motions are represented by equation y 3 sin 10 t and Y 5 cos 10 t Determine phase difference between their velocities 2
- Q The potential energy of a particle of mass mexecuting SHM along the x axis is given by U Up Up cosax The time period of small oscillation of the particle...
- Q The position vector of a particle that is moving in three dimensions is given by F 1 2 cos 2wt i 3 sin wt j 3t k in the ground...
- Q A box of mass 14m with smooth base is sliding on an inclined plane of inclination 0 under the influence of a force F A string of mass m length...
- Q 16 In order that the resultant path on superimposing two mutually perpendicular SHM be a circle the conditions are that a the amplitudes on both SHM should be equal and...
- Q A metallic ring connected to a rod oscillates freely like a pendulum If now a magnetic field is applied in the horizontal direction so that the pendulum now swings through...
- Q The length of a magnet is large compared to its width and breadth The time period of its oscillation in a vibration magnetometer is 2 s The magnet is cut...
- Q A simple pendulum of effective length is hanging from a ceiling of a trolley which is coming down an inclined plane of an angle 0 with a constant velocity The...
- Q A simple pendulum performs simple harmonic motion abou x 0 with an amplitude A and time period T The speed of A the pendulum at x will be 3 C...
- Q An air chamber of volume V has a neck area of cross section a into which a ball of mass m just fits and can move up and down without...
- Q Assorted qu Which of the following quantities is always negative in SHM b v s c a s d F v a F a Here s is displacement from mean...
- Q A book with many printing errors contains four different formulas for displacement y of a particle undergoing a certain periodic motion a y a sin 2x t T the b...
- Q 20 A particle is subjected to two simple harmonic motions both along x axis which are given by X 5sinot and x2 5sin particle will be 1 An ellipse 3...
- Q 2 An object in a frictionless horizontal plane is attached to the wall by a spring The object was released by pulling 10 cm from the equilibrium position m 1...
- Q An object in simple harmonic motion takes 0 250 second to move from its equilibrium position to its maximum displacement y 5 cm The maximum velocity of the object is...
- Q 3 Consider a situation in which a car of mass 2000 kg moving with speed of 54 km h on a smooth road and colliding with a horizontal mounted spring...
- Q A hollow sphere is filled with water It is hung by a long thread to make it a simple pendulum As the water flows out of a hole at the...
- Q Consider the situation shown in the figure The spring force constant k is ideal and the surface is frictionless Each block is given displacement of smal magnitude xo in opposite...
- Q The amplitude of a damped oscillator decreases to 0 9 times its original magnitude in 5s In another 10 s it will decrease to a times its original magnitude where...
- Q Q No 9 A solid cylinder of mass 50 kg and radius 0 5 m is free to rotate about the horizontal axis A massless string is wound round the...
- Q 1 4 3 4 2 39 If amplitude of the particle which is executing S H M is doubled then which quantity will remain same 1 Frequency 2 Total energy...
- Q A uniform rod is placed on two spinning wheels as shown in figure The axes of the wheels are separated by a distance 50 m the coefficient of friction between...
- Q A circuit has an inductance of 10 mH capacitance 0 1uF and resistance 1k connected to a DC source Circuit is A critically damped B over damped C periodic with...
- Q rticle is 16 cm s mean position at mes 8 3 cm sec 8 A block is resting on a piston which is moving vertically with SHM of period 1...
- Q A smooth fixed rod is inclined at an angle 30 to horizontal There is a fixed charge Q at the bottom of rod There is a bead of mass m...
- Q A block of mass moving vertically in an SHM of period motion at which the block and piston separate is g 0 0 25 m O 0 52 m 025m...
- Q A spring pendulum oscillates in a vertical plane such that the time period of the oscillation is T If the whole setup is hung from ceiling of an elevator moving...
- Q Two similar thin bars AB and OC of mass 1 2 kg and length 9 34 m are joined to form an inverted T The system of 2 bars is...
- Q simple pendulum of length has maximum angular displacement 0 The maximur netic energy of the bob of mass m is g acceleration due to gravity mg 1 cos0 B mg...
- Q 2 3 ct Answer 1 Answer 4 E incorrect 21 21 21 10 to Bookmark List Peer Stat Unattempted 31 9 Correct 52 6 Incorrect 155 positions After how much...
- Q One end of a spring of force constant kis fixed to a vertical wall and the other to a block of mass m resting on a smooth horizontal surface There...
- Q A particle of mass mis attached to a spring of spring constant k and has a natural angular frequency wo An external force F t proportional to cos w t...
- Q If the displacement of a particle executing SHM is given by y 0 25 sin 200t 0 8 in S units Its maximum velocity is 1 50m s Two S...
- Q Two mutually perpendicular simple harmonic vibrations of the same frequency superimpose on each other The amplitude of the two vibrations is different and they are different from each other in...
- Q A mass M attached to a spring oscillates with a period of 2 s If the mass is increased by 2 kg the period increases by one sec Find the...
- Q A mass of 30 gm is attached with two springs having spring constants 100 N m and 200 N m and other ends of springs are attached to rigid walls...
- Q wo massless springs of stiffness K each are connected from a vertical wall to a block of mass m The inclination of each spring with the horizontal surface is 8...
- Q For a stretched string the parameters are given as length 0 80 m total mass 0 32 g and tension T 280 N Find the first harmonic of the string...
- Q Two massless springs of stiffness K each are connected from a vertical wall to a block of mass m The inclination of each spring with the horizontal surface is 8...
- Q questions 17 18 A particle of mass m moves in x y plane under the action of a force with components F mk 2x y F mk x 2y where...
- Q A system consists of two identical cubes each of mass m linked together by the con pressed weightless spring of stiffnes x The cubes are also connected by a thread...
- Q A mass m 8 kg is attahced to a spring as shown in figure and held in position so that the spring remains unstretched The spring constant is 200 N...
- Q springs of spring constants k and k separately executes simple harmonic motion During oscillation the maximum velocity is equal in both cases The ratio of amplitude A A is M...
- Q 1 Following graph shows a particle performing S H M about mean position x 0 The equation T is taken as starting time is Notations have usual meanings particle if...
- Q A particle is acted simultaneously by mutually perpendicular simple hormonic motions x a cos wt and y a sin wt The trajectory of motion of the particle will be Question...
- Q Two pendulums of time periods 3s and 7s start oscillating from two opposite extreme positions After how much time they will be in phase respectively simultaneously Question Type Single Correct...
- Q e Which of the following system has have time period T are ideal and surfaces are smooth A M 000000000 m 2k 000000000 m B D k eeeeeeeee e k...
- Q A particle of mass 4gm is moving simple harmonically with a period 8 sec and amplitude 8cm What is its velocity when its displacement is 8 cm 1 8cm 2...
- Q 1 1 3 sec 2 1 4 sec 3 1 2 sec Two simple harmonic oscillators with amplitudes in the ratio 1 2 are having the same total energy The...
- Q 1 2 2 T 3 2 3 The maximum speed of a particle in S H M is found to be 62 8 cm s If the amplitude is 20...
- Q 5 The equation of motion of a particle is given by dP mo n 0 where P is the momentum dt 98E 2 Moves along a parabola 4 Falls freely...
- Q 3 4 3 4 3 4 The displacement equation of a simple harmonic oscillator is given by T 8 12 m Its displacement when t 2 second is 3 3...
- Q cm 3 4cm 4 zero For a body in S H M the velocity is given by the relation V 144 16x ms The maximun acceleration is 1 12m s...
- Q 1 1N A body of mass 1 4 kg is in S H M Its displacement is given by the relatio y 0 05 sin 20t 2 m If t...
- Q 4 200m s 3 25m s Two S H M s are represented by the relations x 4 sin 80t n 2 and y 2 cos 60t 2 The ratio...
- Q The equation of nation of a particle executing SHM is a 16 x 0 In the equation a is the liner acceleration in m s2 of the particle at a...
- Q In the SHM the ratio of frequency of oscillation KE to that o velocity v is 1 2 2 1 4 1 E 1 4
- Q When a particle perform simple harmonic motion then its TII Velocity continuously change and acceleration remain constant Velocity and acceleration change continuously Velocity remain constant and acceleration continuously change Velocity...
- Q When a mass m is hung from the lower end of a spring of negligible mass an extension x is produced in the spring The mass is set into vertical...
- Q A particle of mass 1 kg is undergoing S H M for which graph between force and displacement from mean position as shown time period in seconds is F N...
- Q A particle performs SHM with an amplitude A The displacement of the particle from the mean position where the kinetic energy of the particle and the elastic potential energy are...
- Q 300 N m connects two blocks having masses 2 kg and 3 kg lying on a smooth horizontal plane If the spring block system is released from a stretched position...
- Q A 2 kg block moving with 10 m s strikes a spring of spring constant N m attached to 2 kg block at rest kept on a smooth floor The...
- Q A small ball of mass m 4kg is affixed at one end of a light rod of length 10cm the other end of which is hinged to a fixed pivot...
- Q The springs in figure A and B of same material are identical in shape but length in A is three times each of that in B The ratio of period...
- Q When a particle perform simple harmonic motion then its O Velocity continuously change and acceleration remain constant Velocity and acceleration change continuously Velocity remain constant and acceleration continuously change O...
- Q In SHM when a particle passes through its mean position then particle s speed and acceleration O Speed minimum Acceleration maximum Speed maximum Acceleration minimum but non zero Speed minimum...
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