Electrostatics Short Questions & Answers

Questions

41 Ability of capacitor to store charge depends upon

A area of plates

B distance between plates

C type of dielectric used

D all of above

View Answer

Answer: all of above

42 Coulomb's force between 2 point charges 10µC and 5µC placed at a distance of 150cm is

A 0.2 N

B 0.5 N

C 2 N

D 10 N

View Answer

Answer: 0.2 N

Article and Schedule Quiz	Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

43 1 micro farad (1µF) is equal to

A 1×10-9F

B 1×10-12F

C 1×10-6F

D 1×10-10F

View Answer

Answer: 1×10-6F

44 If a charged rod is brought closer to a gas filled balloon then

A Radius decreases

B Balloon bursts

C Radius increase

D Balloon squeezes

View Answer

Answer: Radius increase

45 3 capacitors with capacitances 5µF, 6µF and 7µF are arranged in parallel combination with a battery of 5V, as 1µF = 10-6F, voltage across each capacitor is

A 15V

B 5V

C 18V

D 20V

View Answer

Answer: 5V

46 A device which stores charge is called

A Resistor

B Inductor

C capacitor

D transistor

View Answer

Answer: capacitor

47 In electrostatic air cleaner, air mixed with dust and pollen enters device across

A positively charged mesh

B negatively charged mesh

C neutral mesh

D dual charged mesh

View Answer

Answer: positively charged mesh

48 If 5 J of work is required to shift 10 C charge from one place to another then potential difference is

A 0.5 V

B 2 V

C 5 V

D 10 V

View Answer

Answer: 0.5 V

49 As per Coulomb's law, force of attraction or repulsion between two point charges is directly proportional to

A sum of the magnitude of charges

B square of the distance between them

C product of the magnitude of charges

D cube of the distance

View Answer

Answer: product of the magnitude of charges

50 Resonant circuits that tune radios to particular frequencies are called

A plate circuits

B radio circuits

C filter circuits

D fiber circuits

View Answer

Answer: filter circuits

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test	Start Test!
SSC MTS Mock Test	Start Test
IBPS CLERK MOCK TEST	Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH)	Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi)	Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH)	Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH)	Start Test!
IB Security Assistant Mock test 1 (english)	Start Test!
UP POLICE CONSTABLE MOCK TEST 1	Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI)	Start Test!