Question 39
A device used to prevent wearing away of the make and-brake contacts of an induction coil is called a\an
Objective
Question details
- Exam body
- WAEC
- Subject
- Physics
- Year
- 2000
- Question no.
- #39
- Type
- Objective
More from this paper
- Q35In the diagram above, the current passing through the 6\(\Omega\) resistor is…
- Q36In the diagram given, the current passing through the 6\(\Omega\) resistor is…
- Q37An immersion heater is rated 120W. How long does it take the heater to raise the…
- Q41An inductor of inductance 10H carries a current of 0.2A. Calculate the energy…
- Q42calculate the inductance of an inductor whose reactance is one ohm at 50 Hz.
- Q43Borh's theory provides evidence for the