Physics, 02.03.2020 21:02 colochaortiz20p7cajw

A step-up transformer has 30 turns on the primary coil and 770 turns on the secondary coil. If this transformer is to produce an output of 4700 VV with a 11-mAmA current, what input current and voltage are needed?

Answers: 1

Show answers

Another question on Physics

Physics, 21.06.2019 18:00

Abaseball has a mass of 0.145 kg and approaches a bat at 40.0 m/s. after it is hit, the ball leaves the bat at 50.0 m/s directly back. find the impulse of the bat on the ball. 7.25 kg*m/s 13.1 kg*m/s 5.80 kg*m/s 1.45 kg*m/s

Answers: 2

Answer

Physics, 21.06.2019 18:40

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

Answers: 1

Answer

Physics, 22.06.2019 12:00

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?

Answers: 3

Answer

Physics, 22.06.2019 18:30

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.

Answers: 1

Answer

You know the right answer?

A step-up transformer has 30 turns on the primary coil and 770 turns on the secondary coil. If this...

Questions