A helical gear has 30 teeth and a pitch diameter of 280 mm. Gear module is 8 and pressure angle normal to tooth is 20°. The force normal to the tooth surface is 4500 N. Determine the kW transmitted at 620 rpm.

Uniform circular motion is the direct consequence of

Does the sun give plants the nutrients to grow yes or no!

A 5,400 W motor is used to do work. If the motor is used for 640 s, about how much work could it do?

Suppose your friend throws a baseball at an angle of LaTeX: 45^/circ45 ∘above the horizontal. If you are stationary relative to your friend, it will look like the ball follows a parabolic path when viewed from the side.

2) Light reflects off of surfaces. It is also absorbed by opaque materials and transmitted through transparent objects. Consider this diagram of tvo sheets of construction paper.

What is the primary function of the small intestines

A nuclear power plant generates a total of 150mw of power and 45% of this power is wasted heat that is discharged on the cooling water of a river. the river flows at 660.43 gal/s and has an upstream temperature of 64.4 ⁰f.

The universe is believed to have been form from a very dense fireball billions of years ago.

What does the slope of the line on this velocity versus time graph represent? A. positive deceleration B. zero acceleration C. positive acceleration D. negative acceleration

Which of the following objects has the greatest kinetic energy? a baseball flying through the air at 90 miles per hour a baseball flying through the air at 45 miles per hour a baseball flying through the air at 20 miles per hour a baseball sitting