madispen7773 madispen7773

26-02-2018
Physics

contestada

HURRY The compressed spring of a dart gun has potential energy of 50 J. If the spring constant is 200 N/m, what is the displacement of the spring?
A. 0.5 m
B. 0.2 m
C. 0.7 m
D. 0.4 m

Respuesta :

laurawinter1p43zv5 laurawinter1p43zv5

26-02-2018

Spring potential energy:
E = 0.5 * k * x²

k spring constant
x spring compression

x = √(2 * E / k) = 0.7

Answer Link

alexbrownlee28 alexbrownlee28

19-09-2018

the answer on edg is C, 0.7

Answer Link

Otras preguntas

why did the writers of the us constitution allow for amendments to be added

True or False... Renewable resources have disadvantages. If so what are the disadvantages?

7. After Stalin died in 1953, the number of people sent to the gulag

Without phloem, a plant would be unable to _____. absorb water from the soil take in sunlight from the sun transport food from its leaves

7/8 is greater than less than or equal to 3/10

Randy currently has a batting average of .388. What two fractions is this decimal between?

What causes Hawaii to have volcanoes?

As a result of changes in British policy during the late 1600s, the American colonies

Anne Frank lived in __________ during the __________.

Different types of matter melt at different temperatures True or False