The watch repairer uses a ……………….. lens to see tiny parts of watch.
A) convex lens
B) concave lens
C) both
D) none
1 Answers
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The ______________ uses a set of preprogrammed instructions to further transmit this data to other parts of the CPU.
Correct Answer is Memory Unit
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Two plane mirrors are inclined at angle 40° between them. Number of images seen of a tiny object kept between them is
Correct answer is (C) 8 or 9
2 Answers 2 views
A spherical marble, of refractive index 1.5 and curvature 1.5 cm, contains a tiny air bubble at its centre.
Correct answer is (B) at the centre
2 Answers 10 views
75 % rural population of Tamil Nadu uses Public Distribution System while 8% of. rural population in Jharkhand uses PDS, in this sense………………
Correct option is A) i and ii
2 Answers 1 views
Forming tiny droplets and clouds by water vapour is called …………
B) condensation
2 Answers 1 views
The process in which vapour transforming into tiny droplets and clouds is called
(A) Condensation
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The Convex lens behaves as a converging lens if it is kept in a medium with refractive index less than the refractive index of the lens.
B) Both statements are false
2 Answers 1 views
If a person uses a lens of -2.5 D power, then the focal length of the lens is ……………………
Correct option is C) -40 cm
2 Answers 1 views
1. Out of curiosity, Alice followed the rabbit. 2. Alice was unhappy with her tiny size at first
1. True 2. False 3. False 4. True 5. False
2 Answers 2 views
The tiny bird used her _______ to remove the stones and loosen up the packed earth. (a) beak (b) claws (c) feet (d) hooves
Correct answer is (b) claws
2 Answers 1 views