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Pure water has the highest water potential i.e. zero. Water potential zero indicates that water does not contain any solutes, which restricts its movement
The energy emitted by the Sun is due to
In a convex lens, when the object is at infinity, then the position of image is ______.
A body falls freely from a height of 80 m. Time taken to reach the ground is:
In a concave mirror which of the following pair of position of object – size of the image is correct?
I. At infinity – point sized
Two long parallel conductors are placed 8mm apart from each other carrying a current of 120 Amperes. What will be force per meter length of each one?
The point where the total mass of a body is considered to be concentrated is known as what?
Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy?
When a detergent is added to pure water, its surface tension –
If the temperature of a place increases suddenly, the relative humidity –
The time period of a second’s pendulum is –
