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A monkey of mass 40 kg climbs on a rope which can stand a maximum tension 600 N. In which of the following cases will the rope break? The monkey (a) climbs up with an acceleration of 6m/`s^2` (b) climbs down with an acceleration of 4m/`s^2` (c) climbs up with a uniform seed of 5m/s (d) falls down the rope freely under gravity. Take g = 10m/`s^2` and ignore the mass of the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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A force is being applied on a body but it causes no acceleration. What possibilities may be considered to explain the

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Force of 16N and 12N are acting on a mass of 200kg in mutually perpendicular directions. Find the magnitude of the acceleration

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An elevator weighs 3000kg. What is its acceleration when the in the tension supporting cable is 33000N. Given that g =

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Write two consequences of Newton’s second law of

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Give the magnitude and direction of the net force acting on(a) A drop of rain falling down with constant speed.(b) A kite skillfully held stationary in the

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Two blocks of masses `m_1, m_2` are connected by light spring on a smooth horizontal surface. The two masses are pulled apart and then released. Prove that the ratio of their acceleration is inversely proportional to their

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A shell of mass 0.020kg is fired by a gun of mass 100kg. If the muzzle speed of the shell is 80m/s, what is the recoil speed of the

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A light body and a heavy body have same linear momentum. Which one has greater

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A shot fired from cannon explodes in air. What will be the changes in the momentum and the kinetic

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Can a body have momentum without

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Obtain an expression for K.E. of a body moving

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A light body and a heavy body have same kinetic energy. Which one has greater linear

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Can a body have energy without

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A particle moves along the x – axis form `x = 0 t x = 5m` influence of force given by `F = 7 – 2x + 3x^2`. Calculate the work done in doing

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A body of mass 3kg makes an elastic collision with another body at rest and continues to move in the original direction with a speed equal to one – third of its original speed. Fine the mass of the second

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A body is moving along Z – axis of a co – ordinate system is subjected to a constant force F is given by `hati,hatj,hatk` `vecF=-hati+2hatj+3hatk` `N,`Where `hati,hatj,hatk` are unit vector along the x, y and z – axis of the system respectively what is the work done by this force in moving the body a distance of 4m along the Z –

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A ball is dropped from the height `h_1` and if rebounces to a height `h_2`. Find the value of coefficient of

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State and prove work energy theorem

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An object of mass 0.4kg moving with a velocity of 4m/s collides with another object of mass 0.6kg moving in same direction with a velocity of 2m/s. If the collision is perfectly inelastic, what is the loss of K.E. due to

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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