6. Which of the following is not a type of energy source?
(a) generator (b) rheostat (c) solar cell (d) battery
Answer
Answer : (b)
Explanation
Explanation :
Generator = Convert mechanical energy to electrical energy,
Solar cell = Convert light energy to electrical energy,
Battey = Convert chemical energy to electrical energy.
Rheostat = Variable resistance.
Potentiometer: Adjustable resistor has 3 terminals.
Rheostat: Adjustable resistor has 2 terminals.
Thermistor: Change resistance when temperature changes.
Wiper : Sliding contact in a Potentiometer.
5555555555 5. The maximum resistance value for a brown, red, yellow, gold resistor is ________. (a) 1,26,000 Ω (b) 1,26,600 Ω (c) 1,14,000 Ω (d) 1,32,000 Ω