Physics-
General
Easy
Question
A student records 
for a thermodynamic cycle 
. Certain entries are missing. Find correct entry in following options
The correct answer is:
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The ratio of average translational kinetic energy to rotational kinetic energy of a diatomic molecule at temperature T is
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A process is shown in the diagram. Which of the following curves may represent the same process ?
A process is shown in the diagram. Which of the following curves may represent the same process ?
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An ideal gas is taken from state 1 to state 2 through optional path A, B, C & D as shown in P-V diagram. Let Q, W and U represent the heat supplied, work done & internal energy of the gas respectively. Then
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A given mass of a gas expands from a state A to the state B by three paths 1, 2 and 3 as shown in T-V indicator diagram. If W1, W2 and W3 respectively be the work done by the gas along the three paths, then
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PV curve for the process whose VT curve is
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A long plank P of the mass 5 kg is placed on a smooth floor. On P is placed a block Q of mass 2 kg. The coefficient of friction between P and Q is 0.5. If a horizontal force 15N is applied to Q, as shown, and you may take g as 10N/kg
A long plank P of the mass 5 kg is placed on a smooth floor. On P is placed a block Q of mass 2 kg. The coefficient of friction between P and Q is 0.5. If a horizontal force 15N is applied to Q, as shown, and you may take g as 10N/kg
physics-General
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From a uniform disc of radius R, an equilateral triangle of side 
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physics-General
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A sphere strikes a wall and rebounds with coefficient of restitution 1/3. If it rebounds with a velocity of 0.1 m/sec at an angle of 60° to the normal to the wall, the loss of kinetic energy is
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From the velocity time graph of a particle moving in straight line decide which of the following is incorrect statement.
From the velocity time graph of a particle moving in straight line decide which of the following is incorrect statement.
physics-General
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A man moves in x-y plane along the path shown. At what point is his average velocity vector in the same direction as his instantaneous velocity vector. The man starts from point P.
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Physics-General
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In the system shown in the figure there is no friction anywhere. The block C goes down by a distance x0 = 10 cm with respect to wedge D when system is released from rest. The velocity of A with respect to B will be (g=10m/s2)
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physics-General
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Block B of mass 100 kg rests on a rough surface of friction coefficient 
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Block B of mass 100 kg rests on a rough surface of friction coefficient = 1/3. A rope is tied to block B as shown in figure. The maximum acceleration with which boy A of 25 kg can climbs on rope without making block move is :
physics-General
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Two masses m and M are attached to the strings as shown in the figure. If the system is in equilibrium, then
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With what minimum velocity should block be projected from left end A towards end B such that it reaches the other end B of conveyer belt moving with constant velocity v. Friction coefficient between block and belt is m.
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A disc arranged in a vertical plane has two groves of same length directed along the vertical chord AB and CD as shown in the fig. The same particles slide down along AB and CD. The ratio of the time 
is
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physics-General
