Which metal is liquid at room temperature?
What is the density of an object with mass 500 g and volume 250 cm³?
A projectile is launched at an angle of 30° with the horizontal and remains in the air for 5 seconds. What is the range of the projectile? (Take g = 10...
Sound travels fastest in which medium?
A displacement-time graph is curved and concave downward from t = 0 to t = 2 s. Which statement is true?
Which of the following has the highest frequency?
Two bodies of masses m and 4m are separated by a distance d. Where will the gravitational field be zero along the line joining them?
Specific resistance of a conductor increases with :
What is the minimum escape velocity of rocket to be launched into space?
What happens to the wavelength of light when it passes from a medium of higher refractive index to a medium of lower refractive index?
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