Questions

If I is the current through a wire and e is the charge of an electron, then the number of electrons crossing in t seconds will be given by

Echocardiogram is more closely related to

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

___________ defines data types and the relationships among them.

What is the rank of India in the Doing Business Report 2020, after the recent update of the World Bank?

Which type of electromagnetic radiation has the longest wavelength?

Which one of the following countries does not have football as their national sport?

Which of the following statement is true?