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*Image* underset{25{}^circC}{mathop{xrightarrow{AlC{{l}_{3}} ext{-}HCl}}}, A, A is: a) *Image* b) *Image* c) *Image* d) *Image* ...
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A parallel plate capacitor of capacitance C is connected to a battery and is charged to a potential difference V. Another capacitor of capacitance 2C is similarly charged to a potential difference 2V. The charging battery is ...
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A parallel plate capacitor of capacitance C is connected to a battery and is charged to a potential difference V. Another capacitor of capacitance 2C is similarly charged to a potential difference 2V. The charging battery is ...
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Three concentric metallic spheres A, B and C have radii a, b and c (a<b<c) and surface charge densities on them are sigma ,,-sigma and sigma respectively. The valves of {{V}_{A}} and {{V}_{B}} will be *Image* a) frac{si ...
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A CHAIN CONSISTING OF 5 LINKS OF MASS 0.1 KG IS LIFTED VERTICALLY WITH A CONSTANT ACCELERATION OF 2.4 m/s^2 .THE FORCE OF INTERACTION BETWEEN THE TOP LINK AND LINK IMMEDIATELY BELOW IT WILL BE :- 1) 6.15 N 2) 4.92 N 3) 9.84 N ...
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A rocket with a lift-off mass 20,000 kg is blasted upwards with a an initial acceleration of 5 m/s^2 .Calculate:- the initial force of the blast :- 1) 1 x 10^5 N 2) 3 x 10^5 N 3) 2 x 10^5 N 4) 4 x 10^5 N ...
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*Image* ...
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An electron is moving round the nucleus of a hydrogen atom in a circular orbit of radius r. The coulomb force between the two is (Where ) ...
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