Answer: 21.15m
Explanation:
An ampere (AM-pir), or amp
Answer:
294.3 Joules
2kg*9.81m/s^2*Δ15=294.3J
No
Refer to the attachment for calculations
I) 420000J
ii)
(I) so you can use the formula for quantity of heat then substitute the values given
formula-Q=mc∆9
The acceleration of the object decreases I think