If ahigh power heater is connected to electric mains, then the bulbs in the house become dim because there is a
1). current drop
2). potential drop?
3). no current drop
4). no potential drop
1. Parsec' is the unit measurement of
2. Kilowatt hour is the unit of
4. Which one of the waves have the longest wavelength
5. Why is it difficult to breathe at higher altitudes?
6. The sparkling of a diamond is due to
7. Which of the following is preferred for accelerating electrons?
8. The molecular mass of a gas is ________
9. What is the unit of the physical quantity, Electrical conductance?