Timed Challenge - Answer & Submit | GK Mania

1 What is quantum tunneling?

A) Heat flowing upward

B) Light bending around corners

C) Sound traveling through walls

D) particle passing through a

2 What is the unit of magnetic flux?

A) Weber

B) Henry

C) Gauss

D) Tesla

3 What is the difference between AC and DC current?

A) They are identical

B) AC alternates direction;

C) AC is always stronger

D) DC changes direction

4 What is acoustic impedance?

A) The volume of sound

B) resistance a medium

C) The frequency of sound

D) The color of sound

5 What type of energy is in moving water?

A) Chemical

B) Nuclear

C) Kinetic

D) Potential

6 What is the Compton wavelength of an electron?

A) 3.86 × 10⁻¹¹ m

B) 5.29 × 10⁻¹¹ m

C) 1.22 × 10⁻¹² m

D) 2.43 × 10⁻¹² m

7 What device measures electric current?

A) Thermometer

B) Ammeter

C) Barometer

D) Voltmeter

8 What happens to the period of a pendulum if its length is quadrupled?

A) It doubles

B) It halves

C) It stays the same

D) It quadruples

9 What quantum number describes orbital shape?

A) Principal (n)

B) Spin (ms)

C) Angular

D) Magnetic (ml)

10 What is the speed of light in m/s?

A) 3 × 10⁴

B) 3 × 10⁸

C) 3 × 10⁶

D) 3 × 10¹⁰

Quiz

1 What is quantum tunneling?

2 What is the unit of magnetic flux?

3 What is the difference between AC and DC current?

4 What is acoustic impedance?

5 What type of energy is in moving water?

6 What is the Compton wavelength of an electron?

7 What device measures electric current?

8 What happens to the period of a pendulum if its length is quadrupled?

9 What quantum number describes orbital shape?

10 What is the speed of light in m/s?

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Quiz

1 What is quantum tunneling?

2 What is the unit of magnetic flux?

3 What is the difference between AC and DC current?

4 What is acoustic impedance?

5 What type of energy is in moving water?

6 What is the Compton wavelength of an electron?

7 What device measures electric current?

8 What happens to the period of a pendulum if its length is quadrupled?

9 What quantum number describes orbital shape?

10 What is the speed of light in m/s?

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Quiz Results