Engineering

ISBT Engineering for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams

Q11.	Induction type instruments can be used is -

1)	DC circuit only	2)	AC circuit only
3)	Both AC and DC circuits	4)	Niether AC nor DC circui
5)	None of these

Q12.	What is the power in the given circuit ?

1)	3.92 kW	2)	28.6 W
3)	2.80 W	4)	9.8 W
5)	None of these

Q13.	In the electrical network shown in the figure, the potential difference across 3 resistance will be :

1)	12 V	2)	2.4 V
3)	24 V	4)	36 V
5)	None of these

Q14.	In the circuit shown in figure the reading of ammeter A is -

1)	0.2 A	2)	0.4 A
3)	0.6 A	4)	0.8 A
5)	None of these

Q15.	An 8 V power source is charging a capacitor. How many volts will be across the capacitor at the second time constant ?

1)	1 volt	2)	3 volts
3)	5 volts	4)	7 volts
5)	None of these

Q16.	Which of the following material used between the plates of a capacitor  ?

1)	insulation material	2)	dielectric material
3)	separation material	4)	plate-divider material
5)	None of these

Q17.	When a circuit consists of a capacitor and a resistor in series with a voltage source, and the voltage across the resistor is zero, then the capacitor is -

1)	charging	2)	discharging
3)	fully charged	4)	fully discharged
5)	None of these

Q18.	Which material has the highest dielectric strength ?

1)	Air	2)	Paper
3)	Mica	4)	Oil
5)	None of these

Q19.	What is the impedance of this circuit ?

1)	1902	2)	2098
3)	1808	4)	1498
5)	None of these

Q20.	What is the capacitance of the circuit shown in the given circuit ?

1)	0.066 F	2)	0.9 F
3)	65.97 pF	4)	900 pF
5)	None of these