AIIMS (All India Institute of Medical Sciences) Physics: Questions 490 - 495 of 500

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Question number: 490

» Electrostatics » Capacitors

Appeared in Year: 1999

MCQ▾

Question

Eight equally charged drops are combined to form a big drop. If the potential on each drop is then potential of big drop will be – [AIPMT]

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Question number: 491

» Communication System » Basic Elements of Communication System

MCQ▾

Question

If the T. V. telecast is to cover a radius of , than the height of transmitting antenna is –

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Question number: 492

» Electromagnetic Induction & Alternating Currents » Induced EMF and Current

MCQ▾

Question

The magnetic flux linked with a coil varies with time, given as, . The induced emf at 2 sec is –

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Question number: 493

» Rotational Motion » Conservation of Angular Momentum

MCQ▾

Question

A rotating platform of moment of inertia completes one rotation in 20 seconds. A person of mass is standing at the centre of platform. If the person moves at a distance of from the centre along the radius then find the angular velocity of the platform.

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Question number: 494

» Work, Energy and Power » Kinetic Energy

MCQ▾

Question

A spherical solid ball of mass 1kg and radius 3 cm is rotating about its own axis with an angular velocity of 50 radians per second. Find its kinetic energy of rotation.

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Question number: 495

» Dual Nature of Matter and Radiation » De-Broglie Relation

MCQ▾

Question

Find the initial momentum of electron if the momentum of electron is changed by and the De Broglie wavelength associated with it changes by 0.40%

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