An electron and a proton with equal momentum enter perpendicularly into a uniform magnetic field, then
|
(a) The path of proton shall be more curved than that of electron |
|
(b) The path of proton shall be less curved than that of electron |
|
(c) Both are equally curved |
|
(d) Path of both will be straight line |
(c) Both are equally curved
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Four metallic plates each with a surface area of one side A are placed at a distance d from each other. The plates are connected as shown in the circuit diagram. Then the capacitance of the system between a and b is
|
(a) |
(b) |
(c) |
(d) |
In electromagnetic induction, the induced charge in a coil is independent of
|
(a) Change in the flux |
(b) Time |
|
(c) Resistance in the circuit |
(d) None of the above |
What is the coefficient of mutual inductance when the magnetic flux changes by 2 
and change in current is 0.01A
|
(a) 2 henry |
(b) 3 henry |
(c) |
(d) Zero |
The temperature coefficient of resistance for a wire is 0.00125/℃. At 300K its resistance is 1 ohm. The temperature at which the resistance becomes 2 ohm is
|
(a) 1154 K |
(b) 1100 K |
(c) 1400 K |
(d) 1127 K |
Name of the India's first nuclear reactor is
|
(a) RAMBHA |
(b) MENAKA |
(c) URVASI |
(d) APSARA |
The given figure represents a material which is
|
(a) Paramagnetic |
(b) Diamagnetic |
(c) Ferromagnetic |
(d) None of these |
