Physics Questions and Answers
If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.
If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.
like poles facing each other and the keepers placed between them
like poles facing each other and the keepers placed between them
unlike poles facing each other and the keepers placed at their ends
unlike poles facing each other and the keepers placed between them
Correct answer is C
No explanation has been provided for this answer.
Which of the following factors will increase the sensitivity of moving coil meter?
strong spring
low numbers of turns
small area of coil
soft iron core
Correct answer is D
No explanation has been provided for this answer.
Which of the following factors does not affect the electric resistance of wire?
length
mass
temperature
cross-sectional area
Correct answer is B
No explanation has been provided for this answer.
In the wiring of houses, the fuse is connected to the wire coloured
blue
brown
yellow
yellow and green
Correct answer is B
No explanation has been provided for this answer.
20V
30V
38V
40V
Correct answer is D
V = IR1 + IR2
= 0.02 x 50 + 0.02 x 1950 = 40V