Question

Sol. Answer (2)
37
Porodic
A parallel plate capacitor of C is charged with a battery of emf V volts. A dielectric slab dielectric constant
Kis placed between the plates to fully occupy the space. The battery remains connected. The new electrostatic
force of attraction between the plates F is related with initial force Fas
F
(2) KF
(3) F
(4)
к
(1) K2F​

Answer 1

Explanation:

The weight “mg” of the vehicle acts vertically downwards through its centre of gravity G, and N is the normal reaction exerted on the vehicle by banked road AC. N is perpendicular to road AC. Let 'f' be the frictional force between the road and the tyres of the vehicle.

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