Find the number of seconds in 1 year. Express them in order magnitude.

Choose the correct option. The number of seconds in a day has order of magnitude as

The total number of seconds in one year = __________.

Estimate the order of number of seconds in a century.

Find the magnitude of two vector veca and vecb having same magnitude such that the angle between them is 60 and their scalar product is 1/2

Express 1 parsec in terms of meters . What its order of magnitude .

What is the order of magnitude of 1 light year expressed in metre?

Find the modulus and argument of the following complex number and hence express them in the polar form: 1+i