Timed Challenge - Answer & Submit | GK Mania

1 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

2 What is speed measured in?

A) kg

B) m/s

C) Pa

D) N

3 What type of mirror is flat?

A) Plane mirror

B) Parabolic mirror

C) Convex mirror

D) Concave mirror

4 What is the second law of thermodynamics?

A) Perpetual motion is possible

B) Entropy of an isolated system always

C) Energy can be created

D) Heat flows from cold to hot naturally

5 What bends light through a prism?

A) Emission

B) Absorption

C) Refraction

D) Reflection

6 What is the fine-structure constant?

A) ~1/137

B) ~1/157

C) ~1/127

D) ~1/147

7 What is the de Broglie wavelength formula?

A) λ = h/E

B) λ = h/p

C) λ = p/h

D) λ = hf

8 What temperature scale starts at absolute zero?

A) Celsius

B) Fahrenheit

C) Kelvin

D) Rankine

9 What happens when you rub a balloon on hair?

A) It pops

B) Nothing

C) It melts

D) Static

10 What is the Chandrasekhar limit value?

A) ~2.0 solar masses

B) ~1.4 solar masses

C) ~0.8 solar masses

D) ~3.0 solar masses

Quiz

1 What is the Compton wavelength of an electron?

2 What is speed measured in?

3 What type of mirror is flat?

4 What is the second law of thermodynamics?

5 What bends light through a prism?

6 What is the fine-structure constant?

7 What is the de Broglie wavelength formula?

8 What temperature scale starts at absolute zero?

9 What happens when you rub a balloon on hair?

10 What is the Chandrasekhar limit value?

Navigator

Quiz

1 What is the Compton wavelength of an electron?

2 What is speed measured in?

3 What type of mirror is flat?

4 What is the second law of thermodynamics?

5 What bends light through a prism?

6 What is the fine-structure constant?

7 What is the de Broglie wavelength formula?

8 What temperature scale starts at absolute zero?

9 What happens when you rub a balloon on hair?

10 What is the Chandrasekhar limit value?

Navigator

Quiz Results