The human eye forms image on MCQ with Answer and Explanation

Question Report Error

The human eye forms image on

A. Pupil

B. Cornea

C. Retina

D. Iris

Answer: Option C

Solution (By JKExamLibrary)

Retina contains rods and cones. Cornea and lens focus, iris controls light.

This question belongs to: Science Physics

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Practice More Physics Questions

Question #1 Report Error

A SONAR signal sent from a ship returns after 2 s. If speed of sound in water is 1500 m/s, depth of sea is

A. 375 m

B. 3000 m

C. 750 m

D. 1500 m

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Correct Answer: Option D

Explanation:
d = v t/2 = 1500×2/2 = 1500 m.

This question belongs to: Science Physics

Question #2 Report Error

A lactometer measures

A. Density of milk

B. Purity of milk

C. Viscosity of milk

D. Temperature of milk

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Correct Answer: Option B

Explanation:
Lactometer is a type of hydrometer used to check purity of milk by measuring specific gravity. Adulteration with water lowers density. It doesn't measure temperature or viscosity directly.

This question belongs to: Science Physics

Question #3 Report Error

The instrument used to measure electric current is

A. Ammeter

B. Ohmmeter

C. Galvanometer

D. Voltmeter

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Correct Answer: Option A

Explanation:
Ammeter measures current in series.

This question belongs to: Science Physics

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