Amarnath Mishra, Geeta Mehta, Deepti Lehri and, Rajesh Mohan Solutions for Chapter: Light, Exercise 1: Exercises

Author:Amarnath Mishra, Geeta Mehta, Deepti Lehri & Rajesh Mohan

Amarnath Mishra Science Solutions for Exercise - Amarnath Mishra, Geeta Mehta, Deepti Lehri and, Rajesh Mohan Solutions for Chapter: Light, Exercise 1: Exercises

Attempt the free practice questions on Chapter 8: Light, Exercise 1: Exercises with hints and solutions to strengthen your understanding. Basic Science For Class 7 solutions are prepared by Experienced Embibe Experts.

Questions from Amarnath Mishra, Geeta Mehta, Deepti Lehri and, Rajesh Mohan Solutions for Chapter: Light, Exercise 1: Exercises with Hints & Solutions

EASY
7th CBSE
IMPORTANT

An image formed by a plane mirror _____ (cannot/can) be seen on a screen.

EASY
7th CBSE
IMPORTANT

A _____ image can be formed on a screen.

EASY
7th CBSE
IMPORTANT

A convex mirror is one in which the reflecting surface bulges_____.

MEDIUM
7th CBSE
IMPORTANT

After parallel rays of light pass through a _____ lens, they seem to come from a point.

EASY
7th CBSE
IMPORTANT

A magnifying glass is a _____ (concave/ convex) lens.

MEDIUM
7th CBSE
IMPORTANT

If you bring a faraway object towards the focus of a convex lens, the size of the image will

EASY
7th CBSE
IMPORTANT

Which of these are a direct application of rectilinear propagation of light?

HARD
7th CBSE
IMPORTANT

Below each item in the first column write the letters from the other two columns to match. One is done for you.

  Position of object   Image type   Side on which image is formed
1. In front of a plane mirror A. Real a. On the side of the incident ray
2. In front of a convex mirror B. Virtual b. On the other side of the incident ray
3. In front of a concave lens C. Erect    
4. Beyond the focus of a concave mirror D. Inverted    
5. Beyond the focus of a convex lens E. Always smaller    
6. Closer than the focus of a convex lens F. Always larger    
    G. Same sized