Physics question and answers for April 19, 2024
- Q In which of the following motions the time T will 7 have approximate value of 84 6 minute Mi a Time period T of a satellite revolving very close to...
- Q 20 On the superposition of the two waves given as Y A sin cot kx and Y A cost kx the resultant amplitude of oscillations will be 1 3A 2
- Q 3 A plastic cylinder of mass M and cross sectional area A is undergoing vertical SHM while floating in a liquid of density d The time period of oscillation can...
- Q A particle is undergoing simple harmonic motion a time period of in a straight line with 3 3 second Starting from the mean position the oscillation will be completed in...
- Q View In English A mass M is suspended from a spring of negligible mass The spring is pulled a little and then released so that the mass executes SHM of...
- Q Two springs with spring constants K and 2K are attached to a block of mass m and with fixed supports as shown When mass is displaced from equilibrium position on...
- Q 9 The spring constants of two springs of same length are K and K as shown in figure If an object of mass M is suspended and set vibration the...
- Q 8 As shown in the figure two light springs of force constant K and K oscillate a block of mass M Its effective force constant will be 1 K K...
- Q 81 Some springs are combined in series and parallel arrangement as shown in the figure and a mass M is suspended from them The ratio frequencies will be of their...
- Q A body of mass m is hauled from the earth s surface by applying a force f 2 ah 1 mg where a is positive constant and h is height...
- Q 6 The time period of mass suspended from a spring is T If the spring is cut into four equal parts and the same mass is suspended from one of...
- Q 66 A mass m is at a distance a from center of a uniform rod of length I and M The gravitational force on the mass due to the rod...
- Q Maximum 15 120 28 Displacement between maximum potential energy position and maximum kinetic energy position for a particle executing simple harmonic motion is 1 2 a 3 a 4 1...
- Q A very long length L cylindrical galaxy is made of uniformly distributed mass and has radius R R L A star outside the galaxy in a plane perpendicular to the...
- Q 34 A mass m is vertically suspended from a spring of negligible mass the system oscillates with a frequency n What will be the frequency of the system if a...
- Q Suppose that an oscillator has mass 1 X 10 7 g is attached to the surface of a solid by a bond having a force constant of 10 0 kg...
- Q are executing simple 6 Two particles harmonic motion of the same amplitude A and frequency along the x axis Their mean position is separated by distance X Xo A If...
- Q 128 Oscillations 21 A second s pendulum is mounted in a rocket Its period of oscillation will decrease when rocket is 1 Moving down with uniform acceleration 2 Moving around...
- Q 7 The variations of potential energy U with position x for three simple harmonic oscillators A B and C are shown in figure The oscillators have same mass The time...
- Q 73 A particle is moving along x axis x in metre and force acting on particle varies as F 5x 5N then A 1 Motion of particle will be circular...
- Q any instant is x then differential equation of S H M of the block can be given by ww 1 d x dt 3 k m k d x 2...
- Q 6 radius 3R is filled with a dielectric of dielectric constant K 3 an conductivity o Initial charge given to the capacitor is Qo Due to finite conductivity of the...
- Q 1 3 3 53 A spring block system in horizontal oscillation has a time period T Now the spring is cut into four equal parts and the block is re...
- Q 31 A spring has equilibrium elongation 0 1 m suspended vertically with a load If the load is slightly displaced vertically downward and released then time period of SHM of...
- Q 05 Instantaneous accel executing S H M is given by a sin 4 6 The maximum speed of the particle will occur first time at 1 1 75 s 3...
- Q 46 A solid cylinder of density Po cross section area A and length floats in a liquid of density p Po with its axis vertical as shown If it is...
- Q 35 If a Second s pendulum is moved to a planet where acceleration due to gravity is 4 times the length of the second s pendulum on the planet should...
- Q 212 The quality factor of a tuning fork of frequency 512 Hz is 6 10 Calculate the time in which its energy is reduced to e of its energy in...
- Q The period of oscillation of a simple pendulum is 41 T 2 L g B di 1 20 0 cm 11 mm T 2 L g Measured value of L...
- Q 25 A disc of radius R and mass m is pivoted at its and is set to small oscillations If simple pendulum have same time period then effective length of...
- Q 17 A 2 70 kg mass is pushed against a horizontal spring of force constant 0 310 N m on a frictionless al table The spring is attached to the...
- Q Question No 3 A particle is moving in a uniform circular motion on a horizontal surface Particle s position and velocity at time t 0 are shown in the figure...
- Q Two particles are executing simple harmonic motion of the same amplitude A and frequency w along the x axis Their mean positions are separated by distance xo xo A If...
- Q A particle executes linear simple harmonic motion with amplitude of 3cm When the particle is at 2cm from the mean position the magnitude of its velocity is equal to that...
- Q Capacitor of capacitance C is connected to parallel conducting rails A conducting rod of mass m and length connected to spring of spring constant k is placed on rails The...
- Q The displacement of a particle executing SHM is 22 given by y 10 sin 6t 3 where y is in metre at time t in seconds The initial displacement and...
- Q A mass M is suspended from a spring of 24 negligible mass The spring is pulled a little and then released so that the mass executes SHM of time period...
- Q A simple pendulum is suspended in a car The 30 KES ERG CICES ER car starts moving on a horizontal road according to equation x 3 2 oscillation of the...
- Q 14 If the displacement of the particle at an instant is given by y r sin wt 0 where r is amplitude of oscillation co is the angular velocity and...
- Q 3 0 14 m s Two simple harmonic motions are represented by the following equations x 4sin2nt and x 2 sin2rt cos2 f then ratio of their amplitude is 1...
- Q 3 m s 4 28 m s A body is executing SHM with amplitude a and time period T The ratio of kinetic and potential energy when displacement from the...
- Q 3 5 points A spring is stretched 5cm by a force of 1 N A mass of 1kg is hung from the spring and is also attached to a viscous...
- Q Q41 A mass m is undergoing SHM in the vertical di rection about the mean position yo with amplitude A and angular frequency w At a distance y from the...
- Q Objective Typ A particle is undergoing SHM when its kin energy is equal to potential energy the velocity particle is w angular frequency A amplitu and potential energy at mean...
- Q Q3 16 Mar 2021 Shift 2 mathongo mathongo mathongo matho A deviation of 2 is produced in the yellow ray when prism of crown and mathongo mathonge mathongomathongo mathongomatho flint...
- Q 20 The time period of a given spring mass string system is 1 2 2 2 K oooooo Spring m 2K m K Block m K Elastic string
- Q If the length of a stretched string is shortened by 40 and the tension is increased by 44 then the ratio of fina and initial fundamental frequencies is 02 1...
- Q 6 The length of a simple pendulum is decreased by 21 Find the percentage change in its t period In procutes SHM on a straight line path The amplitude of...
- Q 1 A particle is subjected to two simple harmonic motions of the same frequency and direction The amplitude of the first motion is 4 0 cm and that of the...
- Q Physics Question No 27 Question Palette Two particles undergo SHM along parallel lines with same time period of 8 s and equal amplitude of 2 cm At a particular instant...
- Q A block is restricted to move in a smooth groove It is connected to a spring of spring constant K Neglecting the effect of gravity block is allowed to oscillate...
- Q 3 It will sink 4 Same part in water 17 The maximum force acting on body executin SHM is F and the maximum energy of the body i E Amplitude...
- Q 4 x B A sinot 20 A particle is executing S H M along x axis with origin as the mean position If velocity v of the particle is related...
- Q 18 A travelling wave pulse is given by 10 where symbols have their usual 2 x 3t meanings x y are in meter and t is in second then 1...
- Q 8 Two masses m and m are suspended together 4 by a massless spring of constant K When the masses are in equilibrium m is removed with disturbing the system...
- Q 3 12 RTD In2 4 4 RT In2 31 A particle of mass 10 g is executing SHM according to the equation y 4 sin 4t 3 having time period...
- Q 5 V Two blocks A and B are kept over a smooth horizontal surface as shown There is friction between blocks A and B Initially both blocks lie at x...
- Q Two blocks A and B are kept over a smooth horizontal surface as shown There is friction between blocks A and B Initially both blocks lie at x 0 with...
- Q A soap film is formed on a parabolic vertical rigid fixed frame y 4x A sufficient long thin rod is hanging with frame with support of film in uniform gravity...
- Q 3 8 5 A particle is executing SHM about y 0 along y axis Its position at an instant is given by y 7 m sin nt Its average velocity...
- Q 5 For the travelling harmonic wave y x t 2 0 cos 2 10t 0 0080x 0 35 where x and y are in cm and t in second The...
- Q 4 Figure shows the velocity executing SHM The correct equation for displacement time x t representing this motion NCERT Pg 345 v cm s is 10T 0 10T 1 x...
- Q Online Mock Test Series for NEET 2 2 A particle performing SHM with freque 10 Hz and amplitude 5 cm is initially in extreme position The equation of displacement will...
- Q A simple pendulum of length 1m is allowed to oscillate with amplitude 2 It collides elastically with a wall inclined at 1 to the vertical Its time period will be...
- Q 4a 2a The amplitude of vibration of particle is given by a am where a a b and care am bo c positive The condition for single resonant frequency will...
- Q 3 R 12 A particle starts oscillating simple harmonically from its equilibrium position Then ratio of kinetic T energy and potential energy of particle at is 1 2 1 3...
- Q In the arrangement shown in the figure a heavy pulley of mass M is suspended from a spring of stiffness constant K and the mass m is suspended from a...
- Q Q 1 A spring with mass 2 5kg has a neutral length is 0 6 m It immersed with a fluid wit damping modulus equal to 50 Find the position...
- Q 3 kg sphere dropped through air has a terminal speed of 25 m s Assume that the drag force is bv Now suppose the sphere is attached to a spring...
- Q Code A 29 The equation of a transverse wave propagating in a string is given by y 0 04 sin x 40f where x and y are in metre and...
- Q A light inextensible string wound over a cylindrical fixed horizontal steel rod as shown Coefficient of friction between rod and string is 7 Two blocks of masses m and m...
- Q A block is attached to a spring of spring constant k initially in natural length A constant force F starts acting on a block as shown in figure All surfaces...
- Q A sound wave of 40 cm wavelength enters the tube as shown What must be the smallest radius r such that a minimum will be produced at the detector Source...
- Q A block of mass m placed on a frictionless horizontal floor is connected with two identical springs each of force constant k One end of the left spring is connected...
- Q Three identical elastic cords each of force constant k and almost zero relaxed lengths are connected at their one end to a particle of mass m and the other ends...
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