Question
Which of the following is the time taken for one
complete oscillation of a sound wave in the density of the medium?Solution
Time period: • The pendulum also completes one oscillation when its bob moves from one extreme position to the other extreme position and comes back to the initial position and is known as oscillation and the time taken by the pendulum to complete one oscillation is called its time period. • As the wavelength is inversely proportional to the frequency, the wavelength will decrease when the frequency increases which results in higher tones.
In each of the following questions, an idiomatic expression/a proverb has been underlined – followed by four alternatives. Choose the one which best ...
Select the most appropriate meaning of the given idiom.Â
One track mind
I. Given the fragility of Mr Wahid's government, U.S. pressure intended to bring the military to heel should be calibrated.
II. I brought him to...
An idiom/phrase is given in bold. Following this idiom/phrase are given three sentences, which use the given idiom/phrase. The idiom/phrase may or may ...
Select the most appropriate idiom   ( in the context) to fill in the sentence.
Pallavi worked really hard for the examination and ______ to ...
Select the most appropriate meaning of the bold idiom in the given sentence. “Just add a bit of cheese to your pasta and Bob’s your uncle!” Reena...
"At first, the proposal seemed unrealistic, but it turned out to be a blessing in disguise ."
Once in a blue moon
Blue-blooded
She goes to her mother's house off and on .