Physics, 01.08.2019 05:30 travawnward
A0.70-kg block is hung from and stretches a spring that is attached to the ceiling. a second block is attached to the fi rst one, and the amount that the spring stretches from its unstrained length triples. what is the mass of the second block?
Answers: 3
Physics, 22.06.2019 06:30
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
Physics, 22.06.2019 12:00
For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up
Answers: 2
Physics, 22.06.2019 15:50
The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.
Answers: 2
Physics, 22.06.2019 20:30
Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600
Answers: 2
A0.70-kg block is hung from and stretches a spring that is attached to the ceiling. a second block i...
Social Studies, 24.07.2019 14:00
Biology, 24.07.2019 14:00
Biology, 24.07.2019 14:00
Biology, 24.07.2019 14:00
Biology, 24.07.2019 14:00
Mathematics, 24.07.2019 14:00
Biology, 24.07.2019 14:00
Mathematics, 24.07.2019 14:00