Colligative properties of solution are those properties which depend on the
Options
(a) shapes of particles (b) nature of the solvent (c) nature of particles only (d) number of particles only
Correct […]
Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂ respectively. Then
Options
(a) n₁²d₁²=n₂²d₂² (b) n₁²d₁³=n₂²d₂³ (c) n₁d₁²=n₂d₂² (d) n₁²d₁=n₂²d₂
Correct Answer:
n₁²d₁³=n₂²d₂³
Explanation:
Apply […]
As the nuclear charge increases from neon to calcium the orbital energy
Options
(a) increases (b) increase very rapidly (c) increases very slowly (d) fall
Correct Answer:
increases
Explanation:
With the increase in atomic […]
World Wildlife Week is observed during
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(a) First week of October (b) Last week of October (c) Third week of October (d) Second week of October
Correct Answer:
First week of October
WWF -N has logo for conservation of:
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(a) Tiger (b) Giant Panda (c) Red Panta (d) Polar Bear
Correct Answer:
Red Panta
Explanation:
No explanation available. Be the first to write the […]
In Young’s double slit experiment, the intensity of light coming from the first slit is double the intensity from the second slit. The ratio of the maximum on the interference fringe pattern observed is
Huygen’s principle of secondary wavelets may be used to
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(a) Find the velocity of light in vacuum (b) Explain the particle behaviour of light (c) Find the new position of the wave […]
An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF. The resonant frequency of the circuit is nearly
Options
(a) 15.92 Hz (b) 159.2 Hz (c) 15.920Hz […]
Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced in one circuit when the current in the other circuit changes from 0 to 20 A in 0.02 s?
Options […]
When radiation is incident on a photoelectron emitter, the stopping potential is found to be 9 volt. If e/m for the electron is 1.8×10¹¹ Ckg⁻¹, the maximum velocity of the ejected electrons is
Options […]
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