A voltmeter arranged across the power supply measures
A) potential difference
B) e.m.f
C) current
D) resistance
Correct Answer:
Verified
Q6: Grid cables are 15 km long with
Q7: Actual velocity of electrons between collisions is
A)1030
Q8: By increasing the current, the drift velocity
A)decreases
B)increases
C)remains
Q9: Current in a circuit depends on
A)resistance
B)potential difference
C)both
Q10: If direction of current is from positive
Q12: Particles involved in the movement within material
Q13: Phenomena in which a charged body attract
Q14: An uncharged object has
A)more protons
B)more electrons
C)equal electrons
Q15: Fields that act on objects with masses
Q16: Where an electric charge experiences a force,
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