GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
11. | The consumption of energy by 60-watt bulb in 2 seconds is: | ||
A. | 20 J | ||
B. | 120 J | ||
C. | 30 J | ||
D. | 0.02 J | ||
12. | In transistors, the base region is very thin, of the order o | ||
A. | 10-5 cm | ||
B. | 10-6 m | ||
C. | 10-6 mm | ||
D. | 10-6 µm | ||
13. | The closed loop gain of OP-AMP depends on | ||
A. | Internal structure of OP-AMP | ||
B. | Externally connected resistances | ||
C. | Voltage of power supplies | ||
D. | Input resistance | ||
14. | The net charge on an N-type substance is | ||
A. | 0.7 volts | ||
B. | 0.3 volts | ||
C. | 0.25 volts | ||
D. | 0.07 volts | ||
15. | The value of Wien’s constant is | ||
A. | 2.90 x 10-3 mK | ||
B. | 3.34 x 10-4 mK | ||
C. | 4.22 x 10-7 mK | ||
D. | 3.42 x 10-8 mK | ||