CBSE Class 10 Physics The Human Eye and The Colorful World Worksheet Set F Solved

Very Short Answer Questions Question. What is the nature of image formed on the retina of the eye ? Answer : Real and inverted Question. What type of lens is used for correcting hypermetropia ? Answer : Convex lens Question. What is the function of optic nerve in human eye…

CBSE Class 10 Physics The Human Eye and The Colorful World Worksheet Set E

Short Answer Questions Question. Why does the sky appears blue during day time, red during sunrise and sunset and black to an astronaut. Answer : Sky appears blue during day time because the light of sun gets scattered and the most scattered light is blue, so the sky…

CBSE Class 10 Physics The Human Eye and The Colorful World Worksheet Set D

Question. The sky appears dark to passengers flying at very high altitudes mainly because : (a) Scattering of light is not enough at such heights. (b) There is no atmosphere at great heights. (c) The size of molecules is smaller than the wavelength of visible light. (d) The…

CBSE Class 10 Physics Source of Energy Worksheet

  Question : A solar water heater cannot be used on?  a. A sunny day b. A cloudy day c. A windy day d. A hot day Answer : B Explanation: Solar heater works with the help of sunlight but on a Cloudy day there is no sunlight on earth as result of which solar…

CBSE Class 10 Physics Reflection Worksheet

  TOPIC: LIGHT- REFLECTION AND REFRACTION • ANSWER THE FOLLOWING MULTIPLE-CHOICE QUESTIONS- 1. Focal length of plane mirror is a. infinity b. Zero c. Negative d. None of these 2. Image formed by plane mirror is a. Real and erect b. Real and inverted c. Virtual…

CBSE Class 10 Physics Reflection and Refraction of Light Worksheet Set C

Light Reflection and Refraction Notes Class 10 Science Light travels in a straight line- Speed of light in vacuum /air = 3 × 10 8 m/s. Reflection- Bouncing back of light when it strikes on a polished surface like mirror. Laws of reflection- (i) Angle of incidence…

CBSE Class 10 Physics Reflection and Refraction of Light Worksheet Set B

LIGHT- REFLECTION AND REFRACTION SECTION A Assertion and Reason Type MCQs : Following questions consists of two statements – Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below: A. Both assertion and reason are true, and reason…

CBSE Class 10 Physics Reflection and Refraction of Light Worksheet Set A Solved

VERY SHORT ANSWER QUESTIONS Question : If the image formed by a spherical mirror for all positions of the object placed in front of it is always erect and diminished, what type of mirror is it? Draw a labelled ray diagram to support your answer. Answer : If the…

CBSE Class 10 Physics Magnetic Effects of Electric Current Worksheet Set E

MAGNETIC EFFECTS OF CURRENT Question. Choose the correct option: A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each: (a) two revolutions (b) one revolution (c) half revolution  (d) one-fourth…

CBSE Class 10 Physics Different Types of Chemical Eeactions Worksheet Set A

  Different types of chemical reactions Experiment No: ……1(a)                                       Date: ……….. Combination reaction Objectives: To study the…

CBSE Class 10 Physics Different Types of Chemical Eeactions Worksheet Set A

  Different types of chemical reactions Experiment No: ……1(a)                                       Date: ……….. Combination reaction Objectives: To study the…