Q1. The scalar product of vectors and is +51.0. Vector has magnitude 9.00 and direction 28.0 west of south. If vector has direction 36.0 south of east, what is the magnitude of?
Q2. A vertical scale on a spring balance reads from 0 to 195 N. The scale has a length of 12.5 cm from the 0 to 225 N reading. A fish hanging from the bottom of the spring oscillates vertically at a frequency of 4.00 Hz. ignoring the mass of spring, what is the mass of fish?