Question
From which year was the International Day of Peace
permanently marked on 21st September?Solution
While the International Day of Peace was created in 1981, it was in 2001 that the UN General Assembly decided to permanently fix the observance on 21st September to promote peace, non-violence, and global ceasefire.
What is the phenomenon of bending of light around corners called?
What is the work done when a force of 10 N moves an object by 5 m in the direction of the force?
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 µF and 3 µF, 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 ρ₁ = 1000 kg/m³ (height 0.3 m) and ρ₂ = 800 kg/m³ (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?
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)?