Question
The optimum sowing time of ‘toria’ in Punjab
is:Solution
The best time for planting Toria varies from early September to mid – Oct.
Which of the following correctly ranks molecular speeds at a fixed temperature?
The pitch of a sound is determined by its:
A pond of water appears less deep due to –
Which Bohr orbit of Li²⁺ has the same energy as the ground state of hydrogen?
Which of the following is a characteristic of sound waves?
A uranium nucleus undergoes fission and releases 200 MeV per event. If 1 gram undergoes complete fission, the energy released in kWh is:
What is the working principle of an electric transformer?
A block of mass m rests on a smooth wedge of mass M, which in turn rests on a smooth horizontal surface. The wedge is accelerated horizontally with acc...
A uniform wire is bent into a circle and a battery is connected across a chord that subtends an angle of 60° at the center. What is the ratio of curren...
The force of attraction between two masses is called —
