- Aelectromotive force between them
- Bmutual inductance between them
- Celectric force between them
- ✓magnetic force between them
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The reading of a high resistance voltmeter when a cell is connected across it is 2.2 V. When the terminals of the cell are also connected to a resistance of 5Ω the voltmeter reading drops to 1.8 V. Find the internal resistance of the cell
|
(a) 1.2 Ω |
(b) 1.3 Ω |
(c) 1.1 Ω |
(d) 1.4 Ω |
The idea of the quantum nature of light has emerged in an attempt to explain
|
(a) Interference |
(b) Diffraction |
|
(c) Radiation spectrum of a black body |
(d) Polarisation |
In the circuit shown in the figure, the current through

| (a) The 3 W resistor is 0.50A |
(b) The 3 W resistor is 0.25 A |
|
(c) The 4 W resistor is 0.50A |
(d) The 4 W resistor is 0.25 A |
A gate has the following truth table
|
P |
1 |
1 |
0 |
0 |
|
Q |
1 |
0 |
1 |
0 |
|
R |
1 |
0 |
0 |
0 |
The gate is
|
(a) NOR |
(b) OR |
(c) NAND |
(d) AND |