Lakhmir Singh and Manjit Kaur Solutions for Chapter: Refraction of Light, Exercise 30: Questions Based on High Order Thinking Skills (HOTS)

Author:Lakhmir Singh & Manjit Kaur

Lakhmir Singh Physics Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Refraction of Light, Exercise 30: Questions Based on High Order Thinking Skills (HOTS)

Attempt the practice questions on Chapter 5: Refraction of Light, Exercise 30: Questions Based on High Order Thinking Skills (HOTS) with hints and solutions to strengthen your understanding. Science for Tenth Class Part - 1 Physics solutions are prepared by Experienced Embibe Experts.

Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Refraction of Light, Exercise 30: Questions Based on High Order Thinking Skills (HOTS) with Hints & Solutions

EASY
10th CBSE
IMPORTANT

A camera fitted with a lens of focal length 50 mm is being used to photograph a flower that is 5 cm in a diameter. The flower is placed 20 cm in front of the camera lens.

At what distance from the film should the lens be adjusted to obtain a sharp image of the flower?

EASY
10th CBSE
IMPORTANT

A camera fitted with a lens of focal length 50 mm is being used to photograph a flower that is 5 cm in a diameter. The flower is placed 20 cm in front of the camera lens.

What would be the diameter of the image of the flower on the film?

EASY
10th CBSE
IMPORTANT

A camera fitted with a lens of focal length 50 mm is being used to photograph a flower that is 5 cm in a diameter. The flower is placed 20 cm in front of the camera lens.

What is the nature of the camera lens?

EASY
10th CBSE
IMPORTANT

An object is 2 m from a lens which forms an erect image one-fourth (exactly) the size of the object. Determine the focal length of the lens. What type of lens is this?

EASY
10th CBSE
IMPORTANT

An image formed on a screen is three times the size of the object. The object and screen are 80 cm apart when the image is sharply focused.

(a) State which type of lens is used.

(b) Calculate focal length of the lens.