Physics question and answers for April 29, 2024
- Q A ring of mass m and radius R is acted upon by a force F as shown in the figure There is sufficient friction between the ring and the ground...
- Q 21 A solid cylinder is rolling without slippily velocity of its centre of mass v and angular velocity about its centre of mass won a horizontal frictionless surface as shown...
- Q 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 cylinder with one...
- Q 186 A rod of mass m and length 2R is attached to a circular ring of mass m and radius Ralong its vertical diameter as shown Horizontal force F is...
- Q Example 11 3 A sphere of aluminium of 0 047 kg placed for sufficient time in a vessel containing boiling water so that the sphere is at 100 C It...
- Q A 15 kg uniform disk of radius R 0 25 m has a string wrapped around it and a m 3 8 kg weight is hanging on string The system...
- Q Q 40 A wooden disc of mass M and radius R has a single loop of wire wound on its circumference It is mounted on a massless rod of length...
- Q Q 41 A uniform ring of mass M and radius R carries a current I see figure The ring is suspended using two identical strings OA and OB There exists...
- Q Problem 4 8 Let the system of Problem 4 7 be set in motion with the initial conditions x A y 0 x y 0 at t 0 Show that...
- Q 1 A cubical block of mass m and side length b is placed on a smooth floor A smooth and rigid rod of length L and with negligible mass is...
- Q A large wheel of radius R 1 25 m can rotate about its fixed horizontal axle There is large number of special traps on its periphery Small identical balls fall...
- Q On a horizontal smooth surface a disc is placed at rest Another disc of same mass is coming with impact parameter equa to its own radius First disc is of...
- Q 165 A uniform thin rod is bent in the form of closed loop ABCDEFA as shown in the figure The ratio of inertia of the loop about x axis to...
- Q A force F is applied at the top of a ring of mass M and radius R placed on a rough horizontal surface as shown in figure Friction is sufficient...
- Q A solid sphere of radius 5 cm is resting on a rough horizontal surface A force F is applied at a height 3 cm from centre of mass in horizontal...
- Q solid sphere of mass 2 kg is rolling on a frictionless horizontal surface with velocity 6 m s It ollides on the free end of an ideal spring whose other...
- Q 56 A uniform solid cylinder of mass m and radius R is set in rotation about its axis and lowered with the lateral surface on to the horizontal plane with...
- Q A small stone of mass m is attached to a light string which passes through a hollow tube The tube is held by one hand and the free end of...
- Q wheel of moment of inertia 2 Kg m is rotating about an axis passing through centre and erpendicular to its plane at a speed 60 rad s Due to friction...
- Q A un block of side L rests on a rough horizontal surface with cofficient of friction A horizontal force F is applied on the block as shown If the coefficient...
- Q 78 A disc of mass M and radius R is placed on a rough horizontal surface A light rod of length 2R is fixed to the disc at point A...
- Q 3 16 23 Figure shows a hemisphere of radius 4R A solid ball of radius R is released from position A It rolls without slipping along the inner surface of...
- Q 19 A particle of mass 2 kg is moving on a straight line y 2x 4 with velocity 2 m s Then magnitude of angular momentum of the particle w...
- Q 4 57 Two identical cylinders each of mass m on which light threads are wound symmetrically are arranged as in Fig 4 14 Find the tension of each thread in...
- Q 30 N are applied on a wheel as shown in the figure What is the magnitude and direction of the net torque about the axle of the wheel if the...
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