Physics, 08.11.2020 06:40 diamonds5307

A jogger runs 6km north, 5km east, then another 4km north. Her average speed is 8 km/h. How long will it take her to complete her run?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 19:20, Obeilskzexal

Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?

Answers: 1

continue

Physics, 22.06.2019 16:30, amayareyes101

Large electric fields in cell membranes cause ions to move through the cell wall. the field strength in a typical membrane is 1.0 x 10 7 n/c. what is the magnitude of the force on a calcium ion with charge +e? what is its acceleration? is it possible for a particle with the same charge as as calcium to have a different acceleration if placed at this location? what would change the acceleration: mass of the particle? diameter of the particle?

Answers: 2

continue

Physics, 22.06.2019 18:30, Justsaw44

An object in mechanical equilibrium is an object

Answers: 2

continue

Physics, 22.06.2019 19:40, xman32201

Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?

Answers: 1

continue

You know the right answer?

A jogger runs 6km north, 5km east, then another 4km north. Her average speed is 8 km/h. How long wil...