A wave has a speed of 360 m/s. It has a frequency of 20hz what is its wavelength (include correct unit)

In a vernier instrument the main scale is in 1/2 mm divisions .vernier is made by redividing 19 such divisions into 20 equal parts. calculate the least count of the instrument.

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)