A 0.25 m power sawblade has a mass of 0.5 kgdistributed uniformly as in a disc. What is the rotational kinetic energy at3600 rpm (revolutions per minute)

Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest