X-rays are in nature similar to
| (a) Beta rays | (b) Gamma rays | (c) de-Broglie waves | (d) Cathode rays |
X-rays are in nature similar to
| (a) Beta rays | (b) Gamma rays | (c) de-Broglie waves | (d) Cathode rays |
(b) Gamma rays
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A current loop placed in a magnetic field behaves like a
|
(a) Magnetic dipole |
(b) Magnetic substance |
(c) Magnetic pole |
(d) All are true |
What is the equivalent capacitance between A and B in the given figure (all are in farad)
|
(a) |
(b) |
(c) |
(d) |

Three resistors are connected to form the sides of a triangle ABC, the resistance of the sides AB, BC and CA are 40 ohms, 60 ohms and 100 ohms respectively. The effective resistance between the points A and B in ohms will be
|
(a) 32 |
(b) 64 |
(c) 50 |
(d) 200 |
nucleus after absorbing energy decays into two α - particles and an unknown nucleus. The unknown nucleus is
|
(a) Nitrogen |
(b) Carbon |
(c) Boron |
(d) Oxygen |