Physicseasy · Past Paper
What is the resistance of an ideal ammeter?
AInfinite
BZero
C1 Ohm
D100 Ohms
✓ Correct Answer: B — Zero
An ideal ammeter should have zero resistance so it doesn't change the current in the circuit it is measuring.
Share this question
More from Physics
- What is the maximum displacement of a particle from its mean position in a wave called?
- A particle moves under the influence of a force F = cx from x=0 to x=x1. The work done is:
- An object is placed 10 cm in front of a concave mirror of focal length 15 cm. The image formed is:
- The refractive index of a medium is 1.732. What is the angle of refraction if the angle of incidence is 60 degrees?
- Which is the ultimate source of energy for the earth?