Practice MCQ Questions and answers on Physics-GK Page-5 section-13

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Section 12 Section 13 Section 14 Section 15

41.
Where do the electrical charges reside in a charged conductor?

A. At the core

B. Throughout the body

C. Depended upon the nature of the body

D. Outer surface of the body

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42.
The strength of an electromagnet can be increased by

A. Increasing the length of the coiled wire

B. Increasing current supply

C. Increasing the number of turns

D. All of the above

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43.
The unit of Planck's constant is

A. Js

B. Js^–2

C. J/s

D. Js²

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44.
When a vehicle passes, TV reception gets distorted. This is because

A. Metal reflects radiowaves

B. Spark plug creates electromagnetic disturbances

C. Vehicle pollution affects the performance of the TV components

D. Modern vehicles use electroignition system

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45.
The unit of magnetic permeability is

A. Henry/meter

B. Henry

C. Weber

D. Weber/meter

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46.
An Electric generator is based on which of the following scientific principles?

A. Faraday's law of Electromagnetic Induction

B. Super Conductivity

C. Laws of Thermodynamics

D. Newton's Law of Motion

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47.
Planck's constant has the dimensions of :

A. Energy

B. Linear momentum

C. Angular momentum

D. Force

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48.
What is the unit of Magnetic Induction?

A. Ohm

B. Farad

C. Volt

D. Henry

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49.
In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ?

A. Visible

B. Infrared

C. Ultraviolet

D. X-ray

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50.
Ozone layer above the surface of Earth provides a shield against

A. X-rays

B. Ultra-violet rays

C. Gamma rays

D. Infra-red rays

Answer & Solution Discuss in Board Save for Later

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Practice MCQ Questions and answers on Physics-GK

41. Where do the electrical charges reside in a charged conductor?

Answer & Solution

42. The strength of an electromagnet can be increased by

Answer & Solution

43. The unit of Planck's constant is

Answer & Solution

44. When a vehicle passes, TV reception gets distorted. This is because

Answer & Solution

45. The unit of magnetic permeability is

Answer & Solution

46. An Electric generator is based on which of the following scientific principles?

Answer & Solution

47. Planck's constant has the dimensions of :

Answer & Solution

48. What is the unit of Magnetic Induction?

Answer & Solution

49. In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ?

Answer & Solution

50. Ozone layer above the surface of Earth provides a shield against

Answer & Solution

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41.
Where do the electrical charges reside in a charged conductor?

42.
The strength of an electromagnet can be increased by

43.
The unit of Planck's constant is

44.
When a vehicle passes, TV reception gets distorted. This is because

45.
The unit of magnetic permeability is

46.
An Electric generator is based on which of the following scientific principles?

47.
Planck's constant has the dimensions of :

48.
What is the unit of Magnetic Induction?

49.
In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ?

50.
Ozone layer above the surface of Earth provides a shield against