CBSE Class 10 Physics Reflection Refraction Of Light Worksheet

MULTIPLE CHOICE QUESTIONS Question : Rays from sun converge at a point 15 cm in front of a concave mirror. Where should an object be placed so that size of its image is equal to the size of the object? (a) 15 cm in front of the mirror (b) 30 cm in front of the mirror (c…

CBSE Class 10 Physics Human Eye Colorful World Worksheet B

Question : Stars appears to be twinkling because of a. atmospheric refraction b. reflection c. Tyndall effect d. spectrum   Answer :  B     Question : When a person is myopic, he/ she can clearly see  a. Only nearby objects b.…

CBSE Class 10 Physics Electricity Worksheet

Question : Two resistors of resistances 2 Ω and 4 Ω when connected to a battery will have a) Same current flowing through them when connected in parallel b) Same current flowing through them when connected in series c) Same potential difference across them when connected…

CBSE Class 10 Physics Human Eye Colorful World Worksheet A

Question :  Match the following with correct response.  a. 1-A, 2-C, 3-B, 4-D b. 1-D, 2-A, 3-C, 4-B c. 1-B, 2-D, 3-A, 4-C d. 1-C, 2-B, 3-D, 4-A Answer : C Explanation: Power of accommodation: The ability of the eye to focus both near and distant objects, by…

CBSE Class 10 Physics Light Reflection And Refraction Worksheet

Objective Type Questions Question : Name the type of image that can be obtained on a screen.  a. Real b. Virtual c. Blur d. Undefined Answer : A  Explanation: A real image is an image which is located in the plane of convergence for the light rays that…

CBSE Class 10 Science Sources Of Energy Worksheet

SOURCE OF ENERGY Thermal power plants • Thermal power plants use steam produced by burning fossil fuels (mainly coal) to move the turbines to generate electricity. • The burning of coal heats up the water and forms steam that is used to run the turbine. • Usually, Thermal…

CBSE Class 10 Physics Magnetic Effects Of Electric Current Worksheet Set A

MAGNETIC EFFECTS OF ELECTRIC CURRENT INTRODUCTION: We use many appliances at home, like the mixers, grinders, fans etc which draw electricity and convert them to motor movement i.e., mechanical energy. Also, we know of turbines, windmills, generators etc which move…