Current Electricity (BITSAT Physics): Questions 5 - 9 of 27

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Question number: 5

» Current Electricity » Electrical Energy and Power

MCQ▾

Question

Equation electric heater operates on a Equation line, then the rate at which it develops heat in watts will be –

Choices

Choice (4) Response

a.

670

b.

810

c.

1210

d.

1310

Question number: 6

» Current Electricity » Electrical Energy and Power

MCQ▾

Question

Two identical batteries, each of emf Equation and internal resistance Equation by passing a current through it. The maximum power that can be developed across Equation using these batteries is –

A circuit diagram three resistors and two batteries

A Circuit Diagram Three Resistors and Two Batteries

In circuit diagram three resistors and two batteries are shown.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 7

» Current Electricity » Electric Cell and Its Internal Resistance

MCQ▾

Question

The E. M. F. of the Daniel cell is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 8

» Current Electricity » Potential Difference and EMF of Cell

MCQ▾

Question

The internal resistance of cell of emf Equation is Equation it is connected to a resistance of Equation . The voltage across the cell is

Choices

Choice (4) Response

a.

1.95 V

b.

1.68 V

c.

0.52 V

d.

2.71 V

Question number: 9

» Current Electricity » Potential Difference and EMF of Cell

MCQ▾

Question

If the current through Equation resistor is Equation , then potential drop through Equation resistor is –

Circuit diagram of three resistors

Circuit Diagram of Three Resistors

In figure circuit diagram consists of three resistance is shown.

Choices

Choice (4) Response

a.

2.6 V

b.

4.8 V

c.

1.2 V

d.

9.6 V

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