Physics, 19.01.2021 21:10 chrisgramjooooo2366

A student drove to campus from her home and noted that the odometer reading of her car increased by 12 km. The trip took 18 minutes. If the straight line distance from her home to the university is 10.3 km in a direction 25 degrees south of east, what was the magnitude of her average velocity in km/hr

Answers: 3

Show answers

Another question on Physics

Physics, 22.06.2019 11:50

Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf ε. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 ω, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?

Answers: 2

Answer

Physics, 22.06.2019 15:00

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

Answers: 3

Answer

Physics, 23.06.2019 01:30

The flame produced by the burner of a gas (propane) grill is a pale blue color when enough air mixes with the propane (c3h8) to burn it completely. for every gram of propane that flows through the burner, what volume of air is needed to burn it completely? assume that the temperature of the burner is 195.0°c, the pressure is 1.05 atm, and the mole fraction of o2 in air is 0.210.

Answers: 2

Answer

Physics, 23.06.2019 02:10

The average atmospheric pressure on earth is approximated as a function of altitude by the relation patm = 101.325 (1 − 0.02256z)5.256, where patm is the atmospheric pressure in kpa, and z is the altitude in km with z = 0 at sea level. determine the approximate atmospheric pressures at atlanta (z = 306 m), denver (z = 1610 m), mexico city (z = 2309 m), and the top of mount everest (z = 8848 m).

Answers: 3

Answer

You know the right answer?

A student drove to campus from her home and noted that the odometer reading of her car increased by...

Questions