Question1a 440 kg child is in a swing that is attached to

Assignment Help Physics

Reference no: EM13350745

Question1

A 44.0 kg child is in a swing that is attached to ropes 1.90 m long.

The acceleration of gravity is 9.81 m/s2.

Find out the gravitational potential energy associated with the child relative to the child's lowest position under the following conditions: while the ropes make a 37.0 degree angle with the horizontal

Question2

A 66 human sprinter can accelerate from rest to 11 in 3.4. Throughout the same interval, a 28 greyhound can accelerate from rest to 23. Calculate

(a) Change in kinetic energy and

(b) Average power output for each

Reference no: EM13350745

Questions Cloud

Question1a hotel elevator ascends 160 with a utmost speed : question1a hotel elevator ascends 160 with a utmost speed of 4.9. its acceleration and deceleration both have a

Question1an arrow is fired with a speed of 180 ms at a : question1an arrow is fired with a speed of 18.0 ms at a block of styrofoam resting on a smooth surface. the arrow

Question1a source emits 53162-nm and 53181-nm lightawhat : question1a source emits 531.62-nm and 531.81-nm light.awhat least number of grooves is required for a grating that

Question1if an astronaut can throw a certain wrench 120rm m : question1if an astronaut can throw a certain wrench 12.0rm m perpendicularly upward on earth how high could he throw it

Question1a 440 kg child is in a swing that is attached to : question1a 44.0 kg child is in a swing that is attached to ropes 1.90 m long.the acceleration of gravity is 9.81

Question1a uniform electric field of magnitude 642 nc : question1a uniform electric field of magnitude 642 nc exists between two parallel plates that are 4.06 cm apart. a

Question1consider a simple pendulum consisting of a point : question1consider a simple pendulum consisting of a point mass m attached to the end of a mass less rod. the pendulum

Question1when two tuning forks are struck simultaneously 9 : question1when two tuning forks are struck simultaneously 9 pulses of increased sound intensity per second are heard.

Question1a diver springs upward from a board that is 285 : question1a diver springs upward from a board that is 2.85 meters above the water. at an instant she contacts the water

User Account

All Pages