Physics question and answers for May 05, 2024
- Q 017 part 2 of 2 10 0 points Find the total kinetic energy of the system 1 1337 62 2 1122 94 3 222 55 4 12797 7 5 107...
- Q 016 part 1 of 2 10 0 points Two ice skaters hold hands and rotate mak ing one revolution in 5 1 s Their masses are 67 kg and 66...
- Q Figure shows a disc of mass M and radius R hinged at the centre A small ball of mass M 2 is attached to point P with a thread of...
- Q 2 The moment of inertia of a thin uniform rod rotating about the perpendicular axis passing through one end is I The same rod is bent into a ring and...
- Q The ABC is a triangular plate of uniform thickness The sides are in the ratio shown in the figure IAB IBC and ICA are the moments of inertia of the...
- Q Consider a cylinder of mass M resting on a rough horizontal rug that is pulled out from under it with acceleration a perpendicular to the axis of cylinder What is...
- Q A sphere of mass M and radius r slips on a rough horizontal plane At some instant it has translational velocity vo and rotational velocity about the centre BVO 2r...
- Q 3 88 A smooth sphere of radius R is made to translate in a straight line with a constant acceleration a g A particle kept on the top of the...
- Q 33 The moment of inertia of a thin uniform rod of mass M and length L about an axis passing through its midpoint and perpendicular to its length is Its...
- Q A thin uniform disc of mass M and of radius R A disc of radius passing through O and perpendicular to the plane of disc O 13MR 32 is cut...
- Q Q 3 Sol A thin and uniform rod of mass M and length L is held vertical on a floor with large friction The rod is released from rest so...
- Q 19 A rigid body is to be suspended like a physical pendulum so as to have a time period of T 0 2 second for small amplitude oscillations The minimum...
- Q A thin uniform rod AB of mass m 1 kg moves translationally with acceleration a 2 m s due to two anti parallel forces F and F The distance between...
- Q A cylinder is pulled without slipping by a string wrapped around it If the string is pulled with a velocity v then 4 points centre of the cylinder moves with...
- Q Four bodies of masses 5 kg 2 kg 3 kg and 4 kg are respectively placed at positions 0 0 0 2 0 0 0 3 0 and 2 2...
- Q A uniform rod has mass m 2kg and length 13m One end of the rod is pulled with a constan velocity of v 34m s along a frictionless horizontal floor...
- Q Find the ratio of kinetic energy for a purely rolling disc and purely rolling ring if mass of both are same and velocity of centre of mass of disc is...
- Q Answer by appropriately matching the Lists based on the information given in the paragraph A thin uniform rod of mass m and length 1 is free to rotate about a...
- Q 13 A small mass attached to a string rotates on a frictionless able top as shown If the tension in the string is increased by pulling the string causing the...
- Q The sum of magnitude of two forces is 25 N The resultant of these forces is normal to the smaller force and has a magnitude of 10 N Then the...
- Q One solid cylinder A and another hollow cylinde B are of same mass and same outer radii The moment of inertia about their axis are and respectively such that 1...
- Q S The net torque about pivot A provided by the forces shown in the figure for L 4 m is 90 N 60 N 60 A L 2 1 90...
- Q From a circular small disc of radius a as shown The moment of inertia of the remaining disc about an axis perpendicular to the plane of the disc and passing...
- Q m and side a is free to rotate about a vertical axis passing through its centre O The platform is stationary and a person of the same mass m as...
- Q A solid sphere and hollow sphere of the same mass and radius are given a spin about their centre of mass and then they are placed on a rough horizontal...
- Q 3 Kinetic energy A rod of weight 50 N is supported by two parallel knife edges P and Q and is in equilibrium in a horizontal position The knives are...
- Q A body of mass m is moving along a straight line from A to B with constant velocity v as shown Let LA Lg be the magnitude of angular momentum...
- Q A 60 cm metal rod M is joined to another 100 cm metal rod M to form an L shaped single piece This piece is hung on a ply at...
- Q A uniform rod of mass m and length 2 lies on smooth horizontal surface A particle of same mass m is connected to string of length I whose other end...
- Q A rod of mass m is kept in equilibrium as shown in 2 figure The movable support is moved towards right The normal reaction from movable support Fixed support 1...
- Q Inner and outer radii of a spool are r and R respectively A thread is wound over its inner surface and placed over a rough horizontal surface Thread is pulled...
- Q Which of the following statements is are correct about forces and their torques acting on an object The object may not be in translational and or rotational equilibrium A Torque...
- Q Newton s second law for translational motion in the xy plane is F ma Newton s second law rotation is t Ia Consider the case of a particle moving in...
- Q Statement 1 A pair of upright metersticks with their lower ends against a wall are allowed to fall to the floor One is bare and the other has a heavy...
- Q A thin plank of mass m is kept on two rollers such that the centre of mass of the plank is midway between the points of contact with the rollers...
- Q A rod shown above is placed inside a non viscous liquid which is homogeneous in nature and stationary The rod is pivoted at its lower point Q and is free...
- Q d 5 Xx The total torque about pivot A provided by the forces shown in the figure for L 3 0m is AMU Med 2012 a 210Nm b 140Nm c...
- Q In the shown figure if all the surfaces are smooth and the two masses are allowed to move then centre of mass of the system will move A B upwards...
- Q Ing of mass M and radius R is rotating with angular speed about a fixed vertical axis passing through its centre O M with two point masses each of mass...
- Q 24 A disc of radius R 2m moves as shown in the figure with a velocity of 2vo The 6vo translation of 6v of its centre of mass and an...
- Q In any operational amplifier if two input signal are given at 45 volt and 35 volt at positive terminal and negative terminal simultaneously The circuit is working with open loop...
- Q In the given network below with switch S closed and steady state condition reached find the initial conditions with justification With switch S open at t 0 find the current...
- Q Calculate the forces in the bars of the truss shown Take A as a hinged support and C as roller support The force at B is P 10 KN in...
- Q A uniform solid cylinder of mass 0 3 kg starts descending from rest at time t 0 under the gravitational force see figure Find the instantaneous power in watt developed...
- Q and 53 Two stars of masses m m distance r apart revolve about their centre of mass The period of revolution is a 21 c 2n 3 r V2G m...
- Q The figure shows two cases A and B where in case A ring of radius R is rotating with angular velocity w about its axis at rest while in case...
- Q 8 A circular disc reaches from top to bottom of an inclined plane of length L When it slips down the plane it takes time t When it rolls down...
- Q A square plate of mass 6 kg and side 2 m hinged about its centre on a smooth horizont plane initially it is at rest A particle of mass 1...
- Q A thin 2 m long horizontal nonuniform bar can freely rotate about a pivot at its left end as shown The mass density of the bar is given by 3...
- Q 7 Oscillating Disk 3 Points A solid disk of mass mand radius ris on a level surface the coefficient of sliding and static friction is u A horizontal spring is...
- Q 3 A particle is moving with a constant velocity along a line parallel to positive X axis The magnitude of its angular momentum with respect to the origin is a...
- Q A roller having radius 40cm and weight 3000N is to be pulled over a curb of height 20cm as shown in fig 2 by a horizontal force applied at the...
- Q 17 A solid sphere is rolling without slipping on a level surface at a constant speed of 2 0 ms How far can it roll up a 30 ramp before...
- Q ed signal is plotted below 10V SV V t 100 s Which one of the following best describes the above signal 1 9 sin 2 5 105 t sin 2...
- Q 16 A linear rod of mass m length is placed as shown in figure such that its one end rests on a rough table of friction coefficient u When string...
- Q 8 63 64 The uniform sign has a weight of 1500 lb and is supported by the pipe AB which has an inner radius of 2 75 in and an...
- Q 25 A cylinder of diameter 2R and mass M rests on two rough pegs coefficient of static friction u the distance 2kR apart A gradually increasing torque t is applied...
- Q A uniform disc of mass m and radius R is rotating with angular velocity on a smooth horizontal surface Another identical disc is moving translationally with velocity v as shown...
- Q pjective Question II One or more correct option 1 The moment of inertia of a thin square plate ABCD of uniform thickness about an axis passing through the centre and...
- Q mass M and radius R is released from rest at the top of the inclined of length I as shown which is angled at 37 from the horizontal table The...
- Q A uniform disc of surface mass density o exists in space Its radius is R A small disc of radius R 2 is cut from it 15 as shown in...
- Q MCQ 6 Two forces are applied on a piece of wood that is attached to a hinge as shown below The piece of wood does not move The force exerted...
- Q A uniform ball of mass 6 kg and radius R rolls smoothly from rest down a ramp at an angle of 0 30 to the horizont What is the magnitude...
- Q m from its left end The beam s center of mass is at the center of the beam A weight W is placed at the left end of the beam...
- Q In the arrangement shown the string does not slip over pulley Consider pulley as a solid cylinder of mass 4m and radius R The acceleration of block A is Am...
- Q P3 A solid cylinder of radius 10 0 cm and mass 12 0 kg starts from rest and rolls without slipping a distance 5 0 m down a roof that...
- Q MR The ball is released from rest and A solid ball of mass M and radius R has a moment of inertia of I above the point where it leaves...
- Q 4 X 0 English Mark for review A uniform solid sphere of mass M 1 kg radius R 50 cm is projected with velocity vo 1 m s and simultaneously...
- Q 5 A movable pulley of mass my and radius r can roll on a cord which is fixed at point A passes over a fixed pulley of mass m2 and...
- Q From a solid hemisphere of radius R a cone of base radius R and height R is removed as shown in figure The moment of inertia of the remaining body...
- Q 4 X 0 English Mark for review A solid uniform cylinder of mass m 6 kg and radius r 0 1 m is kept in balance on a slope of...
- Q The moment of inertia of solid sphere is given as 2 5 Mr What is the moment of inertia of a cricket ball of mass 0 16 kg e and...
- Q Q 88 A light rod of length is pivoted at distance f 4 from the left end has two masses mo and m attached to its ends such that rod...
- Q uestion No 20 ollow hemisphere is fixed and has radius R 8 r where r is radius of small solid sphere released at top as shown Sphere rolls without slipping...
- Q A solid cylinder starts rolling down an inclined plane without slipping The speed of axis of cylinder when it has moved down by vertical displacement his 4gh 2gn Read More...
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