38500+ Important MCQs for AFCAT

38500+ MCQs for AFCAT are available here. You can learn these questions for your better preparation. Questions are available with its correct answer. You can check the correct answer of any questions by clicking the option or show answer button.
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Learn AFCAT MCQs with answers [Page 10 ]

R

Ranjeet • 34.60K Points
Instructor I Science

Q) Washing soda is the common name for

  • (A) Sodium carbonate
  • (B) Calcium bicarbonate
  • (C) Sodium bicarbonate
  • (D) Calcium carbonate
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

V

Vikash Gupta • 33.56K Points
Instructor I Science

Q) The boiling point of water decreases at highest altitudes due to

  • (A) Low atmospheric pressure
  • (B) Low temperature
  • (C) High temperature
  • (D) High atmospheric pressure
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

V

Vikash Gupta • 33.56K Points
Instructor I Science

Q) Which of the following does not depict the correct link between technology and physics ?

  • (A) Nuclear reactor – nuclear fusion
  • (B) Electron microscope – wave nature of induction
  • (C) Electric generator – laws of electromagnetic induction
  • (D) Optical fibers – total ternal reflection of light
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

V

Vikash Gupta • 33.56K Points
Instructor I Science

Q) A small magnet of dipole moment M is kept on the arm of a deflection magnetometer sat in tan A position at a distance of 0.2 m. If the deflection is 60°, the value of M is (BH = 0.4 × 10-4 T)

  • (A) Zero
  • (B) 0.77 Am²
  • (C) 10.82 Am²
  • (D) None
Correct Answer - Option (B)

Explanation :

the right answer is 2.77Am^2 .

V

Vikash Gupta • 33.56K Points
Instructor I Science

Q) What determines the charge that flows through a circuit due to the inducted emf?

  • (A) The total change in magnetic flux
  • (B) The final magnetic flux
  • (C) The initial magnetic flux
  • (D) The rate of change of magnetic flux
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

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