pulse Click on Answer tab for Answers.

Circuit Fundamentals – 1 – 2

6. Joule’s Law equation H = ?

(a)  IR2t / 4.2
(b) 4.2 / IR2
(c)  IRt2 / 4.2
(d)  I2Rt / 4.2

ANSWER

EXPLANATION

7. Ampere is :

(a) coulomb sec
(b) volt/sec
(c) coulomb/meter
(d) coulomb/sec

ANSWER

EXPLANATION

8. Work done in carrying a charge Q through a potential V is :

(a) QV
(b) Q/V
(c) V/Q
(d) I/V

ANSWER

EXPLANATION

9. Which device can convert all electrical energy into heat.

(a) radiator
(b) converter
(c) generator
(d) resistor

ANSWER

EXPLANATION

10. The frequency of the domestic power supply is of the order of :

(a) 220 Hz
(b) 50 Hz
(c) 100 Hz
(d) 150 Hz

 

ANSWER

EXPLANATION

1 2

Be a Part of The New & Next

MCQs fb  MCQs G+

Share the Knowledge

Shares
Copy Protected by Chetan's WP-Copyprotect.