Physics-
General
Easy
Question
PV curve for the process whose VT curve is
The correct answer is:
Related Questions to study
physics-
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
physics-
From a uniform disc of radius R, an equilateral triangle of side 
is cut as shown. The new position of centre of mass is :
From a uniform disc of radius R, an equilateral triangle of side is cut as shown. The new position of centre of mass is :
physics-General
Physics-
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
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
Physics-General
physics-
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
Physics-
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.
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.
Physics-General
physics-
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)
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)
physics-General
physics-
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 :
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
physics-
Two masses m and M are attached to the strings as shown in the figure. If the system is in equilibrium, then
Two masses m and M are attached to the strings as shown in the figure. If the system is in equilibrium, then
physics-General
Physics-
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.
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.
Physics-General
physics-
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
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
physics-General
physics-
In the arrangement shown in the figure, mass of the block B and A is 2m and m respectively. Surface between B and floor is smooth. The block B is connected to the block C by means of a string pulley system. If the whole system is released, then find the minimum value of mass of block C so that block A remains stationary w.r.t. B. Coefficient of friction between A and B is m :
In the arrangement shown in the figure, mass of the block B and A is 2m and m respectively. Surface between B and floor is smooth. The block B is connected to the block C by means of a string pulley system. If the whole system is released, then find the minimum value of mass of block C so that block A remains stationary w.r.t. B. Coefficient of friction between A and B is m :
physics-General
Physics-
A uniform rod of length L and mass M has been placed on a rough horizontal surface. The horizontal force F applied on the rod is such that the rod is just in the state of rest. If the coefficient of friction varies according to the relation m = Kx where K is a +ve constant. Then the tension at mid point of rod is
A uniform rod of length L and mass M has been placed on a rough horizontal surface. The horizontal force F applied on the rod is such that the rod is just in the state of rest. If the coefficient of friction varies according to the relation m = Kx where K is a +ve constant. Then the tension at mid point of rod is
Physics-General
physics-
A block of mass M on a horizontal smooth surface is pulled by a load of mass M 2 by means of a rope AB and string BC as shown in the figure. The length & mass of the rope AB are L and M 2 respectively. As the block is pulled from AB = L to AB = 0 its acceleration changes from
A block of mass M on a horizontal smooth surface is pulled by a load of mass M 2 by means of a rope AB and string BC as shown in the figure. The length & mass of the rope AB are L and M 2 respectively. As the block is pulled from AB = L to AB = 0 its acceleration changes from
physics-General
Physics-
Two particles of equal mass have velocities 
First particle has an acceleration 
while the acceleration of the second particle is zero. The centre of mass of the two particles moves in
Two particles of equal mass have velocities First particle has an acceleration while the acceleration of the second particle is zero. The centre of mass of the two particles moves in
Physics-General
physics-
The diagram to the right shows the velocity-time graph for two masses R and S that collided elastically. Which of the following statements is true?
(I) R and S moved in the same direction after the collision. (II) Kinetic energy of the system (R & S) is minimum at t = 2 milli sec. (III) The mass of R was greater than mass of S.
The diagram to the right shows the velocity-time graph for two masses R and S that collided elastically. Which of the following statements is true?
(I) R and S moved in the same direction after the collision. (II) Kinetic energy of the system (R & S) is minimum at t = 2 milli sec. (III) The mass of R was greater than mass of S.
physics-General
