Physics, 10.01.2022 14:30 AM28

Vật rắn có trục quay  cố định đi qua O, chịu tác dụng của các lực F1

, F2

như hình 3.30. Biết F1 = 15N; F2 =
Hình 3.28

20N;  = 150o

;  = 120o

; OA = 20
cm; OB = 10 cm. Tính mômen quay
của lực F1.

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 23:20, pineapplepizaaaaa

Acharge of 8.4x10^-4 c moves at an angle of 35 degrees to a magnetic field that has a field strength of 6.7x10^-3 t. if the magnetic force is 3.5 x10 ^-2 n, how fast is the charge moving?

Answers: 1

continue

Physics, 22.06.2019 13:40, crayons18

An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.

Answers: 2

continue

Physics, 22.06.2019 14:00, ogneshelle

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?

Answers: 2

continue

Physics, 22.06.2019 22:00, kelsea86

The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?

Answers: 1

continue

You know the right answer?

Vật rắn có trục quay  cố định đi qua O, chịu tác dụng của các lực F1

, F2
