The resistance of an ideal ammeter is
1). zero?
2). very low?
3). very high
4). infinite
1. Microphone is a device which transforms the
2. In the remote control of television, electromagnetic waves used are
5. The pitch of sound depends on its
6. Perspiration cools the body because?
7. A star appears twinkling in the sky because of
8. All of the organisms living in a?particular area make up _____
9. Which physicists is the writer of the book 'A Brief History of Time'?