subject
Physics, 29.10.2020 17:40 kaileyy06

If the amount of energy needed to operate a 100 W light bulb for one minute were used to launch a 2-kg projectile, what maximum height would the projectile reach, ignoring any resistive effects? a. 20 m
b. 50 m
c. 100 m
d. 200 m
e. 300 m

ansver
Answers: 3

Another question on Physics

question
Physics, 22.06.2019 15:40
If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.
Answers: 1
question
Physics, 22.06.2019 18:30
Asled is being held at rest on a slope that makes an angle θ with the horizontal. after the sled is released, it slidesa distance d1 down the slope and then covers the distance d2 alongthe horizontal terrain before stopping. find the coefficient ofkinetic friction μk between the sled and the ground, assumingthat it is constant throughout the trip. find the coefficient of kinetic frictionμk. express your answer in terms of someor all of the variables d1, d2, and θ.
Answers: 1
question
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
question
Physics, 23.06.2019 00:00
Does the distance travelled by an oscillating mass between times t=0 and t2 equal the displacement of the particle over the same time period if t2> t/2? hint: consider a sine wave starting at t1=0, then consider a closing wave starting at t1=0, for your explanation.
Answers: 1
You know the right answer?
If the amount of energy needed to operate a 100 W light bulb for one minute were used to launch a 2-...
Questions
question
Geography, 07.07.2019 21:30
question
Mathematics, 07.07.2019 21:30
question
Biology, 07.07.2019 21:30
question
Mathematics, 07.07.2019 21:30
Questions on the website: 13722361