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Class 10 Science Chapter Electricity - Part 4

NCERT & CBSE Based Class 10 Science Chapter Electricity.

Class 10th
40 Questions
0.00 Marks
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Q1 • MCQ • 1 marks
In a parallel circuit, if one component fails:
Q3 • MCQ • 1 marks
Household appliances are generally connected in:
Q4 • MCQ • 1 marks
The advantage of parallel connection is:
Q5 • MCQ • 1 marks
Electrical power is measured by:
Q6 • MCQ • 1 marks
A 100 W bulb consumes energy in one hour equal to:
Q7 • MCQ • 1 marks
Which appliance has the highest power rating?
Q8 • MCQ • 1 marks
One watt is equal to:
Q9 • MCQ • 1 marks
If voltage remains constant, increasing resistance will:
Q10 • MCQ • 1 marks
Which law relates heat produced to current?
Q11 • MCQ • 1 marks
Which of the following works on the heating effect of current?
Q12 • MCQ • 1 marks
A short circuit occurs when:
Q13 • MCQ • 1 marks
Overloading in a circuit occurs when:
Q14 • MCQ • 1 marks
The purpose of earthing is to:
Q15 • MCQ • 1 marks
The earth wire is generally of:
Q16 • MCQ • 1 marks
The live wire is generally:
Q17 • MCQ • 1 marks
The neutral wire is generally:
Q18 • MCQ • 1 marks
A fuse should have:
Q19 • MCQ • 1 marks
Which wire is connected to the metal body of an electrical appliance?
Q20 • MCQ • 1 marks
Which quantity is represented by the symbol 'R'?
Q21 • MCQ • 1 marks
Which quantity is represented by the symbol 'V'?
Q22 • MCQ • 1 marks
Which quantity is represented by the symbol 'I'?
Q23 • MCQ • 1 marks
If resistance is doubled and voltage remains constant, current becomes:
Q24 • MCQ • 1 marks
Which graph represents Ohm's law?
Q25 • MCQ • 1 marks
Which appliance consumes the least electrical energy in one hour?
Q26 • MCQ • 1 marks
If current is zero, the circuit is:
Q27 • MCQ • 1 marks
Which of the following is a good conductor?
Q28 • MCQ • 1 marks
Which of the following is a poor conductor?
Q29 • MCQ • 1 marks
Which factor does NOT affect the resistance of a conductor?
Q30 • MCQ • 1 marks
The reciprocal of resistance is called:
Q31 • MCQ • 1 marks
A resistor opposes the flow of:
Q32 • MCQ • 1 marks
The electrical energy consumed depends upon:
Q33 • MCQ • 1 marks
Which statement is true?
Q34 • MCQ • 1 marks
Current is represented by the symbol:
Q35 • MCQ • 1 marks
Potential difference is represented by the symbol:
Q36 • MCQ • 1 marks
Resistance is represented by the symbol:
Q37 • MCQ • 1 marks
Which of the following has the least resistance?
Q38 • MCQ • 1 marks
Resistivity of a material changes with:
Q39 • MCQ • 1 marks
If two resistors of 2 Ω and 3 Ω are connected in series, the equivalent resistance is:
Q40 • MCQ • 1 marks
If two resistors of 2 Ω and 3 Ω are connected in parallel, the equivalent resistance is:
Q41 • MCQ • 1 marks
In a series circuit, if one component fails:

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