Question
According to 4th Advance estimate for 2021-22
of agriculture crops, the total food grain production has been estimated to beSolution
The production of Foodgrains in the country is estimated at 315.72 million tonnes which is higher by 4.98 million tonnes than the production of foodgrain during 2020-21.
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?
The threshold wavelength for a photoelectric surface is 540 nm. Will a light of energy 2.5 eV cause photoemission?
What was invented by 'Zacharias Janssen'?
The diameter of a capillary is 4mm. If Reynolds's number of the tube is 1000 and the co-efficient of viscosity for water is 0.02 poise, determine the m...
What is colour of light related to?
A non-conducting sphere of radius R has a radially varying charge density ρ(r) = k•r. Find the electric field at a distance r < R.
A brass boiler has a base area of 0.2 m2 and thickness 1.0 cm. It boils water at the rate of 6.0 kg/min when placed on a stove. Calculate th...
A 100 μF capacitor is charged to a voltage of 50V. How much energy is stored in the capacitor?
A charged particle oscillates about its mean equilibrium position with a frequency of 105 Hz. What is the frequency of the electromagnetic wa...
The 'four stroke petrol engine' is based on –
