Questions

_______________ states that the ratio of the potential difference across a conductor to the current flowing through it, is a constant, provided that its physical conditions, such as temperature, remain constant.

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.

Two identical resistors, each of 10 ohm, are connected in parallel. This combination, in turn, is connected to a third resistor of 10 ohm. The equivalent resistance of the combination is ___.

Find the potential energy gained by a body of mass 50 kg, if it is raised by 10m. (use g = 10 m/s2)

The process of copying genetic information from one strand of DNA into RNA is termed as

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question,choose the correct alternative and click the button corresponding to it.

He is _______ connected.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No error'.
Inspite of the doctor's stern warning (1)/ Latika continued taking (2)/ sugars in her milk. (3)/ No Error (4)

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If there is no error, the answer is (E), ie ‘No error’. (Ignore the errors of punctuation, if any.)The consolation messages (A) / received on the(B)/ demise of Mrs. Malhotra (C) / speaks highly of her enormity. (D)