Chemistry-
General
Easy
Question
What is the final product of this sequence of reactions ?
The correct answer is:
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The product (P) of the above reaction is / are :
The product (P) of the above reaction is / are :
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Major product is :
Major product is :
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System is shown in figure. All the surfaces are smooth. Rod is moved by external agent with acceleration 9 m/s2 vertically downwards. Force exerted on the rod by the wedge will be:
System is shown in figure. All the surfaces are smooth. Rod is moved by external agent with acceleration 9 m/s2 vertically downwards. Force exerted on the rod by the wedge will be:
physics-General
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Fig shows two pulley arrangements for lifting a mass m. In (a) the mass is lifted by attaching a mass 2m while in (b) the mass is lifted by pulling the other end with a downward force F=2mg, If 
and 
are the accelerations of the two masses then
Fig shows two pulley arrangements for lifting a mass m. In (a) the mass is lifted by attaching a mass 2m while in (b) the mass is lifted by pulling the other end with a downward force F=2mg, If and are the accelerations of the two masses then
physics-General
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In the figure shown man is balanced by counter weight of same mass. He starts to climb the rope with an accelerator of 2 
w.r.t. rope. The time after which he reaches the pulley will be
In the figure shown man is balanced by counter weight of same mass. He starts to climb the rope with an accelerator of 2 w.r.t. rope. The time after which he reaches the pulley will be
physics-General
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The acceleration of the blocks (A) and (B) respectively in situation shown in the figure is : (pulleys & strings are massless)
The acceleration of the blocks (A) and (B) respectively in situation shown in the figure is : (pulleys & strings are massless)
physics-General
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Three equal weights of mass 2kg each are hanging by a string passing over a fixed pulley. The tension in the string (in N) connecting B and C is
Three equal weights of mass 2kg each are hanging by a string passing over a fixed pulley. The tension in the string (in N) connecting B and C is
physics-General
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Find the time in which 2 kg mass will strikes the pulley after being released from rest.
Find the time in which 2 kg mass will strikes the pulley after being released from rest.
physics-General
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Three blocks are connected as shown in the figure, on a horizontal frictionless table and pulled to the right with a force at 60N. if 
then the value of T2 is
Three blocks are connected as shown in the figure, on a horizontal frictionless table and pulled to the right with a force at 60N. if then the value of T2 is
physics-General
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System is shown in figure and wedge is moving towards left with speed 2 m/s. Then velocity of the block B will be
System is shown in figure and wedge is moving towards left with speed 2 m/s. Then velocity of the block B will be
physics-General
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In the figure shown, the speed of the truck is v to the right. The speed with which the block is moving up at q = 60° is :
In the figure shown, the speed of the truck is v to the right. The speed with which the block is moving up at q = 60° is :
physics-General
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In the arrangement shown, all surfaces are frictionless. The rod R is constrained to move vertically. The vertical acceleration of R is a1 and the horizontal acceleration of the wedge W is 
The ratio 
/ is equal to
In the arrangement shown, all surfaces are frictionless. The rod R is constrained to move vertically. The vertical acceleration of R is a1 and the horizontal acceleration of the wedge W is The ratio / is equal to
physics-General
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A ball is projected from point A with velocity 10m/sec. perpendicular to the inclined plane as in figure. Range of the ball on the incline is
A ball is projected from point A with velocity 10m/sec. perpendicular to the inclined plane as in figure. Range of the ball on the incline is
physics-General
physics-
Three projectiles A, B and C are thrown simultaneously from the same point in the same vertical plane. Their trajectories are shown in the figure. Then which of the following statement is false.
Three projectiles A, B and C are thrown simultaneously from the same point in the same vertical plane. Their trajectories are shown in the figure. Then which of the following statement is false.
physics-General
