Physics, 29.06.2019 04:20 marinahuntg
Alight, inextensible cord passes over a light, frictionless pulley with a radius of 8.9 cm. it has a 19 kg mass on the left and a 2.6 kg mass on the right, both hanging freely. initially their center of masses are a vertical distance 3.8 m apart. the acceleration due to gravity is 9.8 m/s^2. at what rate are the two masses accelerating when they pass each other? answer in units of m/s^2. what is the tension in the cord when they pass each other? answer in units of n.
Answers: 1
Physics, 21.06.2019 17:00
Ajogger accelerates from rest to 4.86 m/s in 2.43 s. a car accelerates from 20.6 to 32.7 m/s also in 2.43 s. (a) find the magnitude of the acceleration of the jogger. (b) determine the magnitude of the acceleration of the car. (c) how much further does the car travel than the jogger during the 2.43 s?
Answers: 2
Physics, 21.06.2019 18:00
Aplane flies directly between two cities, a and b, which are separated by . from a to b, the plane flies into a headwind. on the return trip from b to a, the wind velocity is unchanged. the trip from b to a takes less than the trip from a to b. what is the airspeed of the plane, assuming it is the same in both directions
Answers: 1
Physics, 21.06.2019 18:00
What is the magnification of a real image if the image is 10.0 cm from a mirror and the object is 50.0 cm from the mirror ? use the equation m=-di/do. a. -5.0 b. 5.0 c. 0.20 d. -0.20
Answers: 1
Alight, inextensible cord passes over a light, frictionless pulley with a radius of 8.9 cm. it has a...
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