Q. A projectile is thrown at an angle a to the horizontal with α velocity v. It will have the maximum centripetal acceleration

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Q. The unit of Moment of Inertia of a body, is

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Q. If a body moves in such a way that its velocity increases by equal amount in equal intervals of time, it is said to be moving with

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Q. If the gravitational accelerational at any place is doubled, the weight of a body, will

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Q. The product of mass and velocity of a moving a body, is called

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Q. Engineer's units of force, is

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Q. Joule is the unit of

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Q. The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is

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Q. Pick up the correct statement from the following :

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Q. If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is

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Q. The total time of collision and restitution of two bodies, is called

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Q. The length of a Second's pendulum, is

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Q. If the tension in a cable supporting a lift moving upwards is twice the tension when the lift is movng downwards, the acceleration of the lift, is

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Q. One Newton force, is

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Q. The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is 1/2 , the velocities of separation of the balls will be equal to

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Q. The angle which an inclined surface makes with the horiontal when a body placed on it is on the point of moving down, is called

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Q. Work may be defined as

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Q. The centre of gravity of a triangle is at the point where three

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Q. The forces which meet at one point and have their lines of action in different planes are called

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Q. At a given instant ship A is travelling at 6 km/h due east and ship B is travelling at 8 km/h due north. The velocity of B relative to A is

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