If a fish experiences an acceleration of 4.9 m/s over a period of 1.84 a , what was the change in velocity

Which of the following represents an upside-down image? o a. +doo b. -doo c. +mo d.-m

A1,200 kg car is accelerated at 3.7 m/s2. what force was needed to produce this acceleration? a. 4,440 n b. 324.3 n c. 4,388 n d. 304.3 n

What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil