In an hydrogen atom, an electron moves in the field of a proton. The stability o

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Question
In an hydrogen atom, an electron moves in the field of a proton. The stability of orbit requires equilibrium between coulomb's force and centrifugal force.
Options
A. True
B. False

Correct Answer

True

Explanation

Orbit is stable only if the two forces are equal and opposite.

More questions

3. Most of the memory chips in static RAM
Options
A. do not require any supply
B. need 2 V supply
C. need 5 V supply
D. need 12 V supply

7. In a single phase full wave regulator, the firing angles in the positive and negative half cycles are generally
Options
A. equal
B. different
C. equal or different
D. different but sometimes equal

8. The real part of complex dielectric constant and tan? for a dielectric are 2.1 and 5 x 10^-4 at 100 Hz respectively. The imaginary part of dielectric constant at 100 Hz is
Options
A. 1.05 x 10^-3
B. 2.1 x 10^-3
C. 5 x 10^-3
D. 1.05 x 10^-2

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