Question
Which conservation principle is applicable in the case
of the motion of a rocket?Solution
The motion of a rocket is an application of Newton's third law of motion and law of conservation of linear momentum. The operation of a rocket illustrates the conservation of momentum. Just before launching, the momentum of the rocket is zero. When the rocket is fired, it forces a jet of hot gases with a high velocity through the nozzle.
Children who have been part in (1)/early intervention programmes have shown (2)/remarkable progress, and the process of (3)/their integration with the ...
Each of the students were given a certificate.
Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. The number of that part is the...
A sentence has been divided into four parts, one of which may contain an error. Identify that fragment and mark it as your answer. Mark (E) if the sent...
Read each sentence to find out whether there is any grammatical or idiomatic error in it. The error, if any, will be in one part of the sentence. The n...
Identify the segment in the sentence that contains a grammatical error.
Leaving the room in a hurry, / he walked speedy/ to the office of his col...
Parts of the following sentence are given as options. Identify the segment that contains a grammatical error
Instead of attend the class he wen...
Missions like Chandrayaan(A)/ are important because(B)/ many country participate in them(C)/no error(D)
Angered over the delay in giving compensation; factory workers shouted slogans against the president when he reaches the office.
- 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. Mark the part with the...
