An electric grinder uses a grinding wheel of 12 cm radius. It takes the electric motor 3.0 s to reach its rated speed of 1500 rev/min starting from rest. Find (a) the angular acceleration, (b) the total angular displacement, and (c) the tangential velocity at the rim of the grinding wheel at the rated speed.

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

Find the equation for the plane through upper p 0 left parenthesis negative 4 comma negative 8 comma negative 5 right parenthesis perpendicular to the following line. xequalsnegative 4 minus t, yequalsnegative 8 plus 2 t, zequals3 t, minusinfinityless thantless thaninfinity