Physics question and answers for April 14, 2024
- Q an undamped torsion pendulum consists of a disk with rotational inertia of 450 kg m hanging from a wire with torsion constant of 2300 N m rad When the angular...
- Q Q A point of the surface of a solid sphere radius R is attached directly to a pivot on the ceiling The sphere swings back and fort as a physical...
- Q 1 A If the period of SHM is 6 sec and amplitude is 5cm the displacement at a time 7 sec after the passage of the particle through its extreme...
- Q of 2 Two pieces of equal length of a steel wire cut from a role are used to make two helical springs of identical pitch Diameter of the coils in...
- Q 25 U r graph of a particle performing SHM is as shown in figure What conclusion cannot be drawn from the graph 20 10 U J r m 1 2...
- Q 12 The potential energy of a particle of mass 1 kg in motion along the x axis is given by U 4 1 cos2x J Here x is in metre...
- Q A particle performs S H M with amplitude 25 cm and period 3s The minimum time required for it to move between two points 12 5 cm on either side...
- Q In order to study the long term effects of weightlessness astronauts in space must be weighed or at least massed One way in which this is done is to seat...
- Q One end of a long metallic wire of length L is tied to the ceiling The other end is tied to massless spring of spring constant K A mass m...
- Q 46 The velocity time graph of a va particle in one dimensional motion is shown in the figure Which of the following formulae is correct for o 4 describing the...
- Q a system of 3 particles identical springs as shown During oscillations the displacements at some instant from their respective mean position are as shown in figure Find angular frequency of...
- Q d 2 In Young s double slit experiment D d distance between slits D distance of screen from the slits At a point P on the screen resulting intensity is...
- Q d A football is kicked into the air vertically upwards 50 The figure shows a particle moving along x axis subjected to three periods of acceleration a Rank the periods...
- Q A 1 kg mass is attached to a spring with constant 13 N m The system is immersed in a medium which o ers a damping force numerically equal to...
- Q A body of mass 100 gm makes SHM on a line with amplitude 10 cm It takes 1 57 sec to move fre position to an extreme position Then maximum...
- Q When a particle oscillates in simple harmonic motion its potential energy and kinetic energy vary sinusoidally with time If v is frequency of motion of particle then frequency associated with...
- Q A simple pendulum when set in motion slowly slows down and stops because slowly energy O Is lost O Is used because of damping forces O Convert in KE Convert...
- Q If the period of SHM is 6 sec and amplitude is 5cm the displacement at a time 7 sec after the passage of the particle through its extreme positive displacement...
- Q A particle executing S H M along a straight line when at distances X and X from the mean position has velocities V and V respectively the period of oscillation...
- Q A light wooden rod fixed at one end is kept horizontal and a spring is attached perpendicular to the rod at its other end such that it is at its...
- Q 49 A body of mass 5 kg hangs from a spring and oscillates with a time period of 27 seconds If the ball is removed the length of the spring...
- Q A solid sphere has density p in the top half and 2p in the bottom half It is kept in a uniform fluid of density 3p with a hinge at...
- Q Two springs each have spring constant k and relaxed length I They are both stretched a distance I and attached to a mass m and two walls as shown At...
- Q A block of 0 5 kg is placed on a horizontal platform The system is making vertical oscillations about a fixed point with a frequency of 0 5 Hz Find...
- Q The potential energy of a particle of mass 0 1 kg moving along the x axis is given by U 5x x 4 J where x is in metres It...
- Q A block of mass 0 02 kg is connected with spring and is free to oscillate on a horizontal smooth surface as shown The angular frequency of oscillation is 2...
- Q A pendulum clock has an iron pendulum 1m long 10 5 C If the temperature rises by 10 C the clock iron A Will lose 8 seconds per day B...
- Q 11 Two blocks of mass m each are connected to each other by an ideal spring of spring constant k The whole system is moving with speed v towards a...
- Q 3m 3 2 5K 4 2 5K 3 A particle of mass m is placed at lowest point of smooth parabola x2 ay What is the time period of small...
- Q A simple pendulum is being used to determine the vale of gravitational acceleration g a certain place The length of the pendulum is 25 0 cm and a stop watch...
- Q 8 A particle is executing SHM along x axis as shown in the figure Consider left to right direction as positive For the small displacement b to b A X...
- Q Two charges each of magnitude Q are fixed at 2a distance apart and a third charge q of mass m is placed at the mid point of the line joining...
- Q Ans 13 cm 7 17 A beaker of mass 1 kg contains 2 kg of water and rests on a scale A 2 kg block of aluminum specific gravity 2...
- Q From the displacement time graph of an oscillating particle the maximum velocity of particle is x cm 10 0 10 1 5 cm s 2 3 cm s 3 cm...
- Q A block of mass M is attached b the lower end of a vertical spring The spring is hung from ceiling and has force constant value k The mass is...
- Q 30 Oscillations 24 A particle is performing SHM with amplitude A and time period T Its position time graph is as shown in figure then its corresponding a t graph...
- Q 17 Two mutually perpendicular SHMs of equations x a sin cot y b coscot are acting simultaneously on the particle O as shown in the figure The resultant motion of...
- Q 8 0 cm 22 The phase difference between the instantaneous velocity and acceleration of a particle executing simple harmonic motion is AIPMT Prelims 2007 1 Zero 2 0 5 T...
- Q A simple pendulum is attached to the roof of a stationary elevator If the time period of oscillation is T when it is stationary what will be time period of...
- Q D 40 cm A thin annular metal disc of inner and outer radii a and b respectively is freely suspended from point on its outer circumference The length of the...
- Q T 8 Which one of the following equations of motion represents simple harmonic motion AIPMT Prelims 2009 1 Acceleration k x a 2 Acceleration k x a 3 Acceleration kx...
- Q A block of mass m compresses a spring of stiffness k through a distance 1 2 as shown the figure If the block is not connected with the spring and...
- Q Q14 A particle undergoing SHM has the equation x A sin 2wt p where x represents the displacement of the particle The kinetic energy oscillates with time period a b...
- Q A ring of radius R is suspended from its circumference and is made to oscillate about a horizontal axis in a vertical plane The length equivalent to a simple pendulum...
- Q In the given figure an impulse J is given to the block of mass m in the downward direction As a result of the impulse A Both the blocks start...
- Q A particle performs simple harmonic motion with a period of 2 second The time taken by the particle to cover a displacement equal to half of its amplitude from the...
- Q A disc of mass m and radius R is attached with a spring of force constant K at its centre as shown in figure At x 0 spring is unstretched...
- Q 11 Relation between linear momentum p and position x for harmonic oscillator of mass m is as shown in figure The period of oscillation is 1 T 2 T 3...
- Q Consider the spring mass system with the mass submerged in water as shown in the figure The phase space diagram for one cycle of this system is a c Momentum...
- Q F 1 F 3 r R3 3 R 26 Which of the following quantities is always negative in SHM 2 v j 4 Fxr move on x axis in which...
- Q A particle executing simple harmonic motion has its potential energy 3 times of the kinetic energy taking potential energy at equilibrium to be zero and initially particle starts from equilibrium...
- Q 35 A particle of mass m oscillates with simple harmonic motion between points x and x the equilibrium position being O Its potential energy U is plotted It will be...
- Q ent 41 A mass is suspended springs in successive separately by two diffe order then time periods is 2 t and to respectively If it is connected by both the...
- Q Find the angular frequency of particle from given equation Where y displacement and t time 4d y dt 9y 0 Question Type Single Correct Type 1 2 3 9 4...
- Q block of mass 1 kg is suspended vertically using an ideal spring of spring constant 400 N m When the block is at rest in equilibrium it is given a...
- Q T A particle is performing SHM with its position given as x 2 5 sin t in sec Which of the following is are correct A Equilibrium position is at...
- Q In the given figure two elastic rods P and Q are rigidly joined to end supports A small mass m is moving with velocity v between the rods All collisions...
- Q Three simple harmonic motion along x axis are simultaneously superimposed on a particle and their independent SHM are given as X A sin ot x A sin wt 7 6...
- Q d 50 cm 95 Two pendulums of length 1 m and 16 m start vibrating one behind the other from the same stand At some instant the two are in...
- Q A seconds pendulum is suspended from ceiling o a trolley moving horizontally with an acceleration o 4 m s2 Its time period of oscillation is approximately 1 1 60 sec...
- Q 42 A 5 GHz plane wave is propagating in a material characterized by u r 1 r 2 53 and o 0 Find B by assuming that the electric field...
- Q The potential energy of a particle of mass 0 08 kg moving on the X axis is given as a function of its position xas U x x 8x 2...
- Q 10 Two blocks of masses m and m are kept on a smooth horizontal table as shown in figure Block of mass m but not m is fastened to the...
- Q 2 A particle starts oscillating simple harmonically from its equilibrium position Then the ratio of kinetic and potential energy of the particle at time is T 12 Umean 0 T...
- Q 1 A particle moves such that its acceleration is given by a x 2 B Here is a positive constant and x the x coordinate with respect to the origin...
- Q Three identical springs each of force constant k have been joined to the three identical balls each of mass m as shown in the figure which are in at the...
- Q 6 In the figure the block of mass m attached to the spring of stiffness k is in contact with the completely elastic wall and the compression in the spring...
- Q 7 Vertical displacement of a plank with a body of mass the law m on it is varying according to y sin wt 3 cos ot The minimum value of...
- Q C d 50 5 An accurate pendulum clock is mounted on ground floor of a high building How much time will it lose or gain in one day if it...
- Q 34 A disc of mass m is connect and K as shown Find time period of oscillation All surfaces are smooth K wwwww K wwww
- Q 50 The minimum time taken by a body executing simple harmonic motion in which its speed decreases by half its maximum speed will be T time period 1 3 T6...
- Q 23 A ring of mass m and radius R oscillate about point O as shown in figure then its time period is 1 2T g 3 T 2R g 2...
- Q 10 A stiff spring k 666 N m has be attached to the floor vertically A mass of 6 66 kg is placed on top of the spring as shown...
- Q The displacement of a particle in meter from its mean position is given by the equation y 0 2 cost sin The motion of the above particle is 1 not...
- Q A simple pendulum with a metallic bob has a time period 10 s The bob is now immersed in a 1 3 non viscous liquid of density bob The time...
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