Timed Challenge - Answer & Submit | GK Mania

1 What is the relation between electric field and potential?

A) E = −dV/dr

B) E = Vr

C) E = V/r

D) E = dV/dr

2 What is the boiling point of water at sea level?

A) 110°C

B) 100°C

C) 90°C

D) 80°C

3 What is the stopping potential in photoelectric effect?

A) V₀ = (hf − φ)/e

B) V₀ = e/hf

C) V₀ = hf/e

D) V₀ = φ/e

4 What is the fastest marine mammal?

A) Orca

B) Dolphin

C) Sea lion

D) Seal

5 What is the formula for pressure exerted by a gas?

A) P = ρv²/2

B) P = (1/3)ρv²rms

C) P = ρv²

D) P = (2/3)ρv²

6 What is the bond angle in water molecule?

A) 120°

B) 90°

C) 104.5°

D) 109.5°

7 What is the function of pneumatophores?

A) Gaseous exchange in mangrove roots

B) Reproduction

C) Nutrient storage

D) Water absorption

8 What is the product of hydroboration-oxidation of propene?

A) Propanone

B) Propanal

C) 1-Propanol (anti-Markovnikov)

D) 2-Propanol

9 What is the potential energy of a dipole in an electric field?

A) U = pE

B) U = pEcosθ

C) U = −p·E = −pEcosθ

D) U = p/E

10 What type of isomerism do glucose and fructose show?

A) Chain isomerism

B) Position isomerism

C) Functional group isomerism

D) Geometric isomerism

Quiz

1 What is the relation between electric field and potential?

2 What is the boiling point of water at sea level?

3 What is the stopping potential in photoelectric effect?

4 What is the fastest marine mammal?

5 What is the formula for pressure exerted by a gas?

6 What is the bond angle in water molecule?

7 What is the function of pneumatophores?

8 What is the product of hydroboration-oxidation of propene?

9 What is the potential energy of a dipole in an electric field?

10 What type of isomerism do glucose and fructose show?

Navigator

Quiz

1 What is the relation between electric field and potential?

2 What is the boiling point of water at sea level?

3 What is the stopping potential in photoelectric effect?

4 What is the fastest marine mammal?

5 What is the formula for pressure exerted by a gas?

6 What is the bond angle in water molecule?

7 What is the function of pneumatophores?

8 What is the product of hydroboration-oxidation of propene?

9 What is the potential energy of a dipole in an electric field?

10 What type of isomerism do glucose and fructose show?

Navigator

Quiz Results