Questions

Blocking in experimental design is useful because it

What does the kinetic energy (KE) of a moving body depend upon?

If a body is whirled in a circle, then the work done on it ___.

The theory behind stars twinkling is that

What is the heat generated (in J) in a heating element of resistance 800 Ω when a current of 0.2 A passes through it for 40 seconds?

In which year did Ole Romer measure the speed of light for the first time in the history?

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'.Passive voice sentences tend to be more wordy and (1)/ vague but could still be useful in some (2)/ situations, such as formal or scientific writing. (3)/ No error (4)

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The news has always ____________ predicated on informing the consumer. It speaks of — apart from the day’s most ____________ upheavals — the best and the worst that _____________ has managed to accomplish each day. This includes the medal-winners, the laureates, the record-breakers, the deal-makers _________the criminals, the villains, the corrupt. The news regales us ________ the highlights, a reel of the most provoking ones that made it into a window of a half-an-hour.

The news has always ____________ predicated on informing