The following is common pool source
A) Drinking water in home
B) Borewells dug by individuals
C) Water cans in shops
D) Overhead tank water in home
1 Answers
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A point source of light `S` is placed at the bottom of a vessel containing a liquid of refractive index `5//3`. A person is viewing the source from ab
Correct Answer - 1.33 cm
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A luminous object O is located at the bottom of a big pool of liquid of refractive index `mu` and depth h. The object O emits rays upwards in all dire
Correct Answer - Rays beyond the circle are totally reflected into the liquid, Radius `=(h)/(sqrt(mu^(2)-1))` Area `=(pi h^(2))/(mu^(2)-1)`
2 Answers 3 views
Identify the odd one A) Plunge pool B) Canyon C) Gorge
D) U – shaped valley
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The inner dimensions of a swimming pool are `50ftxx20ftxx10ft`. The inner sides and the floor of the swimming pool have to be fixed with tiles of size
Correct Answer - Rs. 9000
2 Answers 1 views
Match the following: Open source software, Closed source software, Applications software
Column ‘A’ Column ‘B’ (1)Open source software (A) Public domain (2)Closed source software (B) Purchase the software (3) Applications software (D) End-user programs (4) ) System Software (C) Operating system
2 Answers 3 views
In India, water from hand pumps and wells are unsafe for drinking in about …………… districts.
Correct option is D) 59%
2 Answers 1 views
Ulta Pool Bridge is in which district?
(A) Bhagalpur
2 Answers 1 views
A stationary source produces a note of frequency 350 Hz. An observer in a car moving towards the source measures the frequency
Given: n0 = 350 Hz, v = 340 m/s, nA = 370 Hz To find: Speed (vL), Frequency (nA) Formulae: i. When the car moves towards the stationary source then, nA = n0 \((\frac{v+v_s}{v})\) ii. When the car moves away from...
2 Answers 1 views
Suppose you are inside the water in a swimming pool near an edge. A friend is standing on the edge. Then your friend will appear
A) taller than his actual height
2 Answers 1 views
The desert animal of North America which can live without drinking water through out its life is
C) kangaroo rat
2 Answers 1 views