Evaluate to three significant figures and using appropriate prefix: (354 mg) (45 km) / (0.0356 kN)

What is the weight density of a cylinder that has a diameter of 4.0 inches and a height of 10.0 inches? The cylinder weighs 2.0 lb.

Which of the following terms describes the amount of time that a vehicle can be operated with its headlights on before battery voltage drops to 10.5V? Group of answer choices ampere-hours rating wattage reserve capacity cold cranking amps

A series circuit consists of a 0.440-H inductor, a 380.0-Ω resistor, a 5.70-μF capacitor, and an ac voltage source of amplitude 250.0 V. Find the rms voltage across the capacitor when the circuit operates at resonance.

Nitrogen at an initial state of 300 K, 150 kPa and 0.2 m3is compressed slowly in an isothermal process to a final pressure of 800 kPa. Determine the work done to the nitrogen and the amount of heat transfer during this process.

Calculate the power required to accelerate a 1150 kg car from rest to a final velocity of 30 m/s up a 100 m long uphill road with a slope of 30 degrees from horizontal over a time of 12 seconds. Disregard friction, air drag, and rolling resistance.

You built an android that has a subcircuit containing a power supply, a tactile sensor, and a fuse where safe operation should keep current below 250 mA. You measured that your sensor is dissipating 12 W, the power supply is pro - viding 12.

The electronics aboard a certain sailboat consume 50 W whenoperated from 12.6-V source. If a certain fully charged deep-cyclelead acid storage battery is rated for 12.

The water behind Hoover Dam in Nevada is 221 m higher than the Colorado River below it. At what rate must water pass through the hydraulic turbines of this dam to produce 50 MW of power if the turbines are 100 percent efficient?

Why is it important to cut all the way through an electrical wire on the first try?

The practice of honoring those who have been lost in battle dates back to which two ancient civilizations?