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Question 1
What is an object with higher refractive index called in optics?
Question 2
Reflection from a smooth surface like that of a mirror is called ___________ reflection.
Question 3
Why does a gun recoil after firing?
Question 4
A bomb explodes on the moon. You will hear its sound on earth after _________
Question 5
Sound of frequency below 20 Hz is called __________.
Question 6
Colours are produced in a soap bubbles by
Question 7
Cooking vessels have wooden or bakelite handles because
Question 8
‘Udometer’ instrument is used for?
Question 9
What is the force behind the working principle of Cream separator?
Question 10
Which instrument used for detecting and measuring electric current?
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Jun 15CTET & State TET Exams
