How much strain energy is stored in a 40kN/m spring when it is stretched by 3.0cm?

second mirror gathers light from a faraway object and reflects it to another mirror. - a.

1= 26.17

2= 1.17

3=30.86

4=5.86

just took the assigment on edge

hypothesising or postulating

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27