Question
What will come in place of the question mark (?) in the
following equation if β+β and βββ are interchanged and βΓβ and βΓ·β are interchanged? 12 Γ· 3 β 8 + 16 Γ 4 = ?ΒSolution
The correct answer is C
What is the phenomenon of bending of light around corners called?Β Β
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A boy is standing in front of a plane mirror at a distance of 3 m from it. What is the distance between the boy and his image?
Two capacitors, 2 Β΅F and 3 Β΅F, are charged separately to 100 V and 50 V respectively, and then connected positive to positive, negative to negative. F...
An electron in a hydrogen atom de-excites from the 4th to the 2nd level. The wavelength of emitted photon falls in which series?
An electric heater draws a current of 6 A from a 220 V supply. What is the power consumed?
A container is filled with two immiscible liquids of densities Οβ = 1000 kg/mΒ³ (height 0.3 m) and Οβ = 800 kg/mΒ³ (height 0.2m) stacked above eac...
When a liquid is heated in a container, which of the following processes primarily causes the heat transfer within the liquid?Β Β
One kilogram of ice at 0° C is mixed with one kilogram of water at 85° C. The final temperature of the mixture is
(Tale specific heat of ...
Which lens is used to correct myopia (shortsightedness)?Β Β
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