Is dry cell a primary cell?

Important Questions on Current Electricity

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 1>Q 4

What do you mean by secondary cell?

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 1>Q 5

Draw the circuit symbol of variable resistance. 

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 2>Q 1

What is the unit of electric potential?

EASY

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 2>Q 2

Write the relation between electric current and voltage.

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 2>Q 3

Write down the SI unit of resistance.

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 2>Q 4

A resistor allows a current of $0.05 \mathrm{A}$ to flow through it when there is a potential difference of $12.0 \mathrm{V}$ between its ends. What is its resistance? 

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>Check Point 2>Q 5

What happens to the resistance of a wire as its length decreases?

MEDIUM

9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 10 - Current Electricity>CHAPTER EXERCISE>Q 1

Define one ampere current.