MTG NEET Physics
A particle is moving in a vertical circle. The tensions in the string when passing through two positions at angle 30^o and 60^o from vertical (lowest position) are T1 and T2 respectively, then
27
Nov
A particle is moving in a vertical circle. The tensions in the string when passing through two positions at angle 30^o and 60^o from vertical (lowest position) are T1 and T2 respectively, then A particle is moving in a vertical circle. The tensions in the string when passing through two positions at angle 30^o and [...]
A simple pendulum oscillates in a vertical plane. When it passes through the mean position, the tension in the string is 3 times the weight of the pendulum bob. What is the maximum displacement of the string of the pendulum with respect to the vertical?
27
Nov
A simple pendulum oscillates in a vertical plane. When it passes through the mean position, the tension in the string is 3 times the weight of the pendulum bob. What is the maximum displacement of the string of the pendulum with respect to the vertical? A simple pendulum oscillates in a vertical plane. When it [...]
The momentum of a body is increased by 25%. The kinetic energy is increased by about
27
Nov
The momentum of a body is increased by 25%. The kinetic energy is increased by about The momentum of a body is increased by 25%. The kinetic energy is increased by about November 27, 2020 Category: Chapter 6 - Work, Energy and Power , MTG NEET Physics , Part 1 ,
Potential energy and position for a conservative force are plotted in graph shown. Then force position graph can be
27
Nov
Potential energy and position for a conservative force are plotted in graph shown. Then force position graph can be Potential energy and position for a conservative force are plotted in graph shown. Then force position graph can be November 27, 2020 Category: Chapter 6 - Work, Energy and Power , MTG NEET Physics , Part [...]
A car starts from rest and moves on a surface in which the coefficient of friction between the road and the tyres increases linearly with distance (x). The car moves with the maximum possible acceleration. The kinetic energy (E) of the car will depend on x as
27
Nov
A car starts from rest and moves on a surface in which the coefficient of friction between the road and the tyres increases linearly with distance (x). The car moves with the maximum possible acceleration. The kinetic energy (E) of the car will depend on x as A block of mass m starting from rest [...]
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A block of mass m starting from rest slides down a smooth inclined plane of gradient θ ,
fixed in a lift moving upwards with an acceleration a0 as shown in figure. If the base of the inclined plane has length L ,
the time taken by the block to slide from top to bottom of the inclined plane ,
will be ,
A body of mass 40 kg wants to climb up a rope hanging vertically. The rope can withstands a maximum tension of 500 N. What is the maximum acceleration with which the boy can climb rope? Take g=10m/s^2
27
Nov
A body of mass 40 kg wants to climb up a rope hanging vertically. The rope can withstands a maximum tension of 500 N. What is the maximum acceleration with which the boy can climb rope? Take g=10m/s^2 A body of mass 40 kg wants to climb up a rope hanging vertically. The rope can [...]
A mass of 1kg is suspended by means of a thread. The system is (i) lifted up with an acceleration of 4.9ms^−1 . (ii) lowered with an acceleration of 4.9ms^−2 . The ratio of tension in the first and second case is
27
Nov
A mass of 1kg is suspended by means of a thread. The system is (i) lifted up with an acceleration of 4.9ms^−1 . (ii) lowered with an acceleration of 4.9ms^−2 . The ratio of tension in the first and second case is A block of mass m starting from rest slides down a smooth inclined [...]
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A block of mass m starting from rest slides down a smooth inclined plane of gradient θ ,
fixed in a lift moving upwards with an acceleration a0 as shown in figure. If the base of the inclined plane has length L ,
the time taken by the block to slide from top to bottom of the inclined plane ,
will be ,
A man sits on a chair supported by a rope passing over a frictionless fixed pulley. The man who weighs 1000 N exerts a force of 450 N on the chair downwards while pulling on the rope. If the chair weighs 250 N and g is 10ms^−2, then the acceleration of the chair is
27
Nov
A man sits on a chair supported by a rope passing over a frictionless fixed pulley. The man who weighs 1000 N exerts a force of 450 N on the chair downwards while pulling on the rope. If the chair weighs 250 N and g is 10ms^−2, then the acceleration of the chair is A [...]
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A block of mass m starting from rest slides down a smooth inclined plane of gradient θ ,
fixed in a lift moving upwards with an acceleration a0 as shown in figure. If the base of the inclined plane has length L ,
the time taken by the block to slide from top to bottom of the inclined plane ,
will be ,
A person in an elevator accelerating upwards with an acceleration of 2 ms^−2 , tosses a coin vertically upwards with a speed of 20 ms^−1 . After how much time will the coin fall back into his hand? (Take g=10ms^−2)
27
Nov
A person in an elevator accelerating upwards with an acceleration of 2 ms^−2 , tosses a coin vertically upwards with a speed of 20 ms^−1 . After how much time will the coin fall back into his hand? (Take g=10ms^−2) A person in an elevator accelerating upwards with an acceleration of 2 ms^−2 tosses a [...]
A boy of mass 40 kg is climbing a vertical pole at a constant speed. If the coefficient of friction between his palms and the pole is 0.8 and g=10m/s^2, the horizontal force that he is applying on the pole is
27
Nov
A boy of mass 40 kg is climbing a vertical pole at a constant speed. If the coefficient of friction between his palms and the pole is 0.8 and g=10m/s^2, the horizontal force that he is applying on the pole is A boy of mass 40 kg is climbing a vertical pole at a constant [...]