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Find an angle theta , which increases ...

Find an angle `theta` , which increases twice as fast as it sine.

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Find an angle theta , which increases twice as fast as its sine.

Find an angle theta , which increases twice as fast as its cosine.

Find an angle theta (i) Which increases twice as fast as its cosine. (ii) Whose rate of increase twice is twice the rate of decrease of its consine.

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Calculate the molecular weight of a gas X which diffuses four times as fast as another gas Y , which in turn diffuses twice as fast as another Z . Molecular weight of the gas Z is 128 .

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