Question
Crop failure due to prolonged dry spells during crop
period and less than 75 days of crop growing season are the characteristics of which type of farming?Solution
Dry farming is the cultivation of crops in areas where annual rainfall is less than 750 mm per annum with less than 75 days of crop growing season.
The resistance of the human body (dry condition) is of the order of –
Which of the following is not a recognized type of inertia?
Which of the following electromagnetic waves are used for detection like Geiger tubes?
Which of the following statement is correct?
I. Value of ‘g’ is higher at poles than equator
II. Weight of an object at moon is 1...
A tuning fork of frequency 440 Hz resonates with a pipe closed at one end, vibrating in its second overtone . If the speed of sound in air is 330 m/s, w...
The group velocity of matter waves associated with a moving particle is:
Half-life of a radioactive substance is 10 days. The time after which only 1/16th of it remains is:
In MRI machine, which one of the following is used?
The intensity of any wave is proportional to which quantity?
If Planck’s constant h, gravitational constant G, and speed of light v are taken as fundamental units, the dimension of time is:
