Determine the power input for a motor necessary to lift 300 lb at a constant rate of 7 ft/s. the efficiency of the motor is ϵ = 0.65.

The percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature.

A cart is uniformly accelerating from rest. Which of the following best describes the net force acting on the cart? a. Increasing b. Decreasing c. Zero d. Constant

Compared to all of Earth's oceanic crust, how old is the seafloor just west of Mexico?

Can saturn be seen at night without a telescope?

What is the maximum capacity of an analog circuit with a bandwidth of 4000 hz using qam?

Organized elements into four groups based on properties

Microwave, radio signal, light, earthquake which does not belong

A 9.0-v battery is connected to a bulb whose resistance is 2.5 ω. part a how many electrons leave the battery per minute?

What is the basic unit of matter? atom cell bacterium molecule Description

A person fires a 38 gram bullet straight up into the air. It rises, then falls straight back down, striking the ground with a speed of 345 m/s. The bullet embeds itself into the ground a distance of 8.9 cm before coming to a stop.