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.
The purpose of a dielectric material in a parallel plate capacitor is to
increase its capacitance
decrease its capacitance
insulate the plate from each other
increase the magnetic field between the plates
Correct answer is C
No explanation has been provided for this answer.
1 : 6
1 : 3
2 : 1
6 : 1
Correct answer is D
V1V2 = I1R1I2R2
I1I2V2 = 3V1 and R1 = 2R2
V13V1 = I1× 2R2I2×R2
I1I2 = 61
At different locations on the earth's surface, the earth's magnetic field is
the same in magnitude and direction
the same in magnitude but different in direction
different in both magnitude and direction
different in magnitude but different in direction
Correct answer is A
No explanation has been provided for this answer.