By what factor should the length of a simple pendulum be changed in order to triple the period of vibration?

a. 3

c. 9

b. 6

d. 27

How much work is being done if a force of 75 Newtons is used to push a box a distance of 100 meters?

If you are in space and cry do your tears stick to your face true or false

Which action is due to field forces? an apple falling from a tree a moving car stopping when the brakes are applied the rowing of a boat pushing a chair against the wall

The energy conversion process of nuclear fusion appears to best explain the source of solar energy true or false

What is phanerogam? mention it's two group

How do repeater stations improve the quality of a broadcast?

What is the total number of atoms in the following formula? CaBr2 04

The Amazon River is in Europe. True or False

A microwave oven operating at 120 volts is used to heat a sandwich if the oven draws 12.5 amperes of current for 45 seconds what is the power dissipated by the oven?

Which of the transformers are step-up transformers? Which of the transformers are step-down transformers?