Physics question and answers for April 20, 2024
- Q For a particle having simple harmonic motion the displacement is 12 cm at the instant the velocity is 5cm s and the displacement in 5 cm at the instant the...
- Q Displacement x of a particle performing SHM The displacement of a particle is always measured from its mean position The restoring force acting on the particle is given by F...
- Q The Hamiltonian of a particle having mass m in one dimension is described by p 1 mo x 2ux What is the difference between the energies of the first tw...
- Q A 1 8 kg mass is attached to a spring with stiffness 16 N m The damping constant for the system is 2 N sec m If the mass is...
- Q Problems For problems marked refer to page 522 for a hint clue or answer 6 1 6 2 Oscillation of bead with gravitating masses A bead of mass m slides...
- Q mping find out the expressions for amplitude and time period find out the solution for the same Considering the ator subjected to a damping b A mass of 50 gm...
- Q A particle starts from a point P at a distance from the mean position O and travels towards left as shown in figure If the time period of SHM executed...
- Q The mass of rod AB is negligible and there are 3 springs attached to it two springs with stiffness coefficients of c1 ans c2 hang the rod at both ends...
- Q 6 4 37 Two pendulums of length 1 21 m and 1 0 m start vibrating At some instant the two are in the mean position in same phase After...
- Q 1 3 2 1 2 21 3g 3g 45 A uniform disc of mass M and radius R is suspended in vertical plane from a point on its periphery Its...
- Q An electric dipole consisting of two equal and opposite point charges q m and dipole length 2 is slightly disturbed angularly from its position of stable equilibrium The minimum time...
- Q A uniform rod cm is placed on a sharp support O such that AO a 25 cm and OB b 75 cm A spring of force constant k 600 N...
- Q A particle is executing two differe simple harmonic motions mutually perpendicular of different amplitudes and having phase difference TU of The path of the particle will be 2 A Circular...
- Q given an angular speed A groove is made on the surface along a radius A particle is gently placed inside the grove at a distance 2 from the centre The...
- Q The length of the seconds pendulum is decreased by 0 3 cm when it is shifted from place A to place B If the acceleration due to gravity at place...
- Q 7 Two springs A and B are identical except that A is stiffer than B i e k kg If the two springs are stretched by the same force then...
- Q A particle moves such that its position vector F t coscot i sinot where oo is a constant and t is time Then which of the following statements is true...
- Q ticle of is attached to identical springs A B and C each of force constant k a shown in figure If the particle of mass m is pushed slightly against...
- Q A mass M attached to an horizontal spring executes SHM with a amplitude A When the mass M passes through its mean position then a smaller mass m is placed...
- Q 21 A particle of mass 10 gram executes linear SHM of amplitude 5 cm with a period of 2 second find its potential energy Kinetic energy 1 th second after...
- Q A block P of mass m is placed on a frictionless horizontal surface Another block Q of same mass is kept on P and connected to the wall with the...
- Q Option 4 Skip Question 22 Question A spring of spring constant k is cut into three parts of lengths in ratio 1 2 1 The algebraic addition of spring constants...
- Q The displacement of a particle is given at time t by x A sin 2wt B sin wt Then A B The motion of the particle is SHM with an...
- Q A spring block system is fixed in a train suddenly train starts moving with constant acceleration ao Taking origin at initial position of block what is equation of motion for...
- Q to two identical springs as shown in figure The extension in upper spring is twice the compression in lower spring Then Clear Response upper spring is cut just after that...
- Q 50 A bob of a simple pendulum has mass m and is oscillating with an amplitude a if the length of the pendulum is L then the maximum tension in...
- Q A body performs linear simple harmonic motion of amplitude A At what displacement from the mean position the potential energy of the body is one fourth of its total energy...
- Q A spring executes S H M with mass 10 kg attached to it The force constant of the spring is 10 N m If at any instant its velocity is...
- Q A small mass m is suspended at the end of a wire having negligible mass length L and cross sectional area A The frequency of oscillation for the S H...
- Q A particle performs S H M with amplitude A Its speed is tripled at the instant 2A when it is at a distance of from the mean position The new...
- Q 82 A body executes S H M under the action of force F with time period T If the force is changed to F2 it executes S H M with...
- Q 18 A particle is executing SHM according to the equation x A cos oot Average speed of the particle during the interval 031 T 600 1 3 3 A00 2...
- Q 6 The bob of a simple pendulum executes SHM in water with a period t while the period of oscillation of the bob is to in air Neglecting the frictional...
- Q Graph of displacement x time t for a particle executing SHM is shown below The corresponding acceleration a versus time t graph will be tr 0 A W AA A...
- Q ork done in accelerating it from rest to v 25 A block of 200 g mass is dropped from a height of 2 m on to a spring and compress...
- Q The radius of the circle the periodic revoluti sense of revolution are indicated in given figure Obtain the simple harmonic motion of the x projection of the radius vector of...
- Q A uniform plank of mass m 2 kg free to move in the horizontal direction only is placed at the top of a solid cylinder of mass M 2 kg...
- Q 3 E 8i NC 4 81 NC 3 A particle is executing a simple harmonic motion Its maximum acceleration is ct and maximum velocity is B Then its time period...
- Q A simple pendulum is suspended from the ceiling of a vehicle its time period is T Vehicle is moving with constant velocity then time period of simple pendulum will be...
- Q 11 A simple pendulum has a length I and the mass of the bob is m The bob is given a charge of q coulomb The pendulum is suspended between...
- Q The amplitude of the vibrating particle due to 38 superposition of two SHMs y sin t and y sin oot is 1 1 2 2 3 3 4 2 en...
- Q A particle is in linear simple harmonic motion between two points A and B 10 c apart Take the direction from A to B as the positive direction and give...
- Q uniform cylinder with mass m and radius R is connected to a spring with spring constant k as shown in the Fig A horizontal board with mass m res nder...
- Q slipping on the hemisphere Two identical particles A and B each of mass M are fixed on the two 20 ends of a uniform rigid rod of length m and...
- Q Q1 a A block having a mass of 0 8 kg is suspended from a spring having a stiffness of 120 N m If a dashpot provides a damping force...
- Q 21 a A block having a mass of 0 8 kg is suspended from a spring having a stiffness of 120 N m If a dashpot provides a damping force...
- Q The potential energy of a simple harmonic oscillator at mean position is 2 joules If its mean K E is 4 joules its total energy will be 1 7 J...
- Q In a sinusoidal wave the time required for a particular point to move from maximum displacement to zero displacement is 0 170 s The frequency of wave is a 0...
- Q A uniform cylinder of mass 5 kg radius 10cm v and height 30cm is floating in water with its axis vertical If the cylinder is displaced from its equilibrium position...
- Q An oscillating simple pendulum has a small bob of mass m and a metallic thread of length In which of the cases the time period of the pendulum would increase...
- Q The force on a body executing SHM is 4 N when the displacement from mean position is 2 cm If amplitude of oscillation is 10 cm then the maximum kinetic...
- Q A diatomic molecule having atoms of masses m and m and its potential energy function about the equilibrium position ro is given by U r A B r ro where...
- Q ALLEN 56 tuning forks are so arranged in series that 22 each fork gives 4 beats per sec with the previous one The frequency of the last fork is 3...
- Q A simple pendulum 50 cm long is suspended from the roof of a cart accelerating in the horizontal direction with constant acceleration 3g m s The period of small oscillations...
- Q A string is 2 4 m long and the speed of the sound along this string is 450 m s Calculate the frequency of the wave that would produce a...
- Q A spring with a spring constant of 15 0 N m is stretched 8 50 m What is the force that the spring would apply 6 50N 128N 1 76N...
- Q What quantity does the distance marked Z represent y Z W 2 A A wavelength O frequency O amplitude X
- Q The original period of a simple pendulum is T The length of the simple pendulum is then quadrupled and its mass is doubled What is the new period of the...
- Q A horizontal spring attached to a wall has a force constant of k 700 N m A block of mass m 1 80 kg is attached to the spring and...
- Q HINT m Need Help Read It k y 0 When released the block travels across a horizontal surface and up an incline Neglecting friction find the block s maximum height...
- Q 4 A 0 065 kg object is attached to a spring with a spring constant of 100 0 N m The other end of the spring is attached to a...
- Q In the arrangement of a spring block system the pulleys and the springs are massless An inextensible string passes over the pulleys and a mass m hangs from it The...
- Q A spring balance has a scale that reads from 0 to 60 kg The length of the scale is 30 cm A body suspended from this balance and when displaced...
- Q An elastic spring of force constant k and 20 natural length 3 l is cut into two parts so that their natural lengths are 200 and lo respectively One end...
- Q A mass m 1 0 kg is put on a flat pan attached to a vertical spring fixed on the ground The mass of the spring and the pan is...
- Q Q 97 the force on the first piston A particle executes simple harmonic motion Q 97 with a period of T second and amplitude A metre The shortest time it...
- Q Find maximum distance between two particles in SHM along two parallel close line with same meanposition and frequency and amptitude A It is found that at some instant the displacement...
- Q The radius of the circle the periodic revolution the initial position and sense of revolution are indicated in given figure Obtain the simple harmonic motion of the x projection of...
- Q Q 114 A particle moves so that its position vector is given by 7 cos cotx sin coty Where to is a constant Which of the the following is true...
- Q All India Major Test Series Phase I II Major Test 28 22 03 06 2020 Asin t kx NEET PHYSICS Q 97 A transverse wave is described by the Q...
- Q b A 50 g mass vibrates in SHM at the end of a spring The amplitude of the motion is 20 cm and the period is 0 02 s Find...
- Q The displacement d in meters of an object at time t in seconds is given by the following equa d 3 cos OD No because the given equation is not...
- Q A simple pendulum is suspended from the ceiling of a car accelerating uniformly on a horizontal road with acceleration 9 If length of pendulum is then time period of small...
- Q The momentum v s displacement from mean position graph of a particle of mass 2 kg performing simple harmonic motion is given by P kg m s 8T 2 x...
- Q 5 A rectangular block of mass m and area of cross section A floats in a liquid of density If it is C given a small vertical displacement from equilibrium...
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