2.0 x 107Ω−1m−1
5.0 x 107Ω−1m−1
2.0 x 108Ω−1m−1
5.0 x 108Ω−1m−1
Correct answer is B
K = 1RA=10.1×2×10−7=5×107
I. Low pressure. II. High pressure. III. High p.d. IV. Low p.d. Which combination of the above i...
Out of the following, which is not emitted by radioactive substance? ...
Which material is best for making a permanent magnet? ...
The bob of a single pendulum has a mass of 0.02kg. Determine the weight of the bob [g = 10ms-2]...
The quantity of motion of a body is its ...
In a compound microscope, the objective and the eye piece focal lengths are ...