Physics-
General
Easy
Question
In the figure shown the potential drop across the series resistor is

- 30 V
- 60 V
- 90 V
- 120 V
The correct answer is: 30 V
Related Questions to study
physics-
Find the effective resistance between A and B

Find the effective resistance between A and B

physics-General
physics-
Two ideal junction diodes
are connected as shown in the figure. A 3V battery is connected between A and B. The current supplied by the battery if its positive terminal is connected to A is

Two ideal junction diodes
are connected as shown in the figure. A 3V battery is connected between A and B. The current supplied by the battery if its positive terminal is connected to A is

physics-General
physics-
VA and VB denote potentials of A and B, then the equivalent resistance between A and B in the adjoining circuit is (ideal diode)

VA and VB denote potentials of A and B, then the equivalent resistance between A and B in the adjoining circuit is (ideal diode)

physics-General
physics-
In the figures shown below
a) 
b) 
In the figures shown below
a) 
b) 
physics-General
physics-
If the lattice constant of this semiconductor is decreased, then which of the following is correct?

If the lattice constant of this semiconductor is decreased, then which of the following is correct?

physics-General
physics-
In a given circuit as shown the two input wave forms A and B are applied simultaneously

The resultant wave form at Y is
In a given circuit as shown the two input wave forms A and B are applied simultaneously

The resultant wave form at Y is
physics-General
physics-
The logic gate having an output of 1 is
i) 
ii) 
iii) 
iv) 
The logic gate having an output of 1 is
i) 
ii) 
iii) 
iv) 
physics-General
physics-
The combination of gates shown below yields

The combination of gates shown below yields

physics-General
physics-
In the following circuit the output Y becomes zero for the inputs

In the following circuit the output Y becomes zero for the inputs

physics-General
physics-
In the circuit below, A and B represent two inputs and C represents the output, the circuit represents

In the circuit below, A and B represent two inputs and C represents the output, the circuit represents

physics-General
physics-
In a transistor circuit shown here the base current is 35
A The value of the resistor
is

In a transistor circuit shown here the base current is 35
A The value of the resistor
is

physics-General
physics-
From the circuit shown below, the maximum and minimum values of zener diode current are

From the circuit shown below, the maximum and minimum values of zener diode current are

physics-General
physics-
In the figure shown, the potential drop across each capacitor is (assume diodes to be ideal)

In the figure shown, the potential drop across each capacitor is (assume diodes to be ideal)

physics-General
physics-
In the figure, the input is across terminals A and C and the output is across B and D. Then the output is

In the figure, the input is across terminals A and C and the output is across B and D. Then the output is

physics-General
physics-
A p–n junction (D) shown in the figure can act as a rectifier. An alternating current source (V) is connected in the circuit

A p–n junction (D) shown in the figure can act as a rectifier. An alternating current source (V) is connected in the circuit

physics-General