A rock it thrown vertically upward with a speed of 200 m/s. When the rock returns, falls into hd 100 m deep,
What is the rock's velocity as it hits the bottom of the hole
B. How long is the rock in the air, from the instant is released until it hits the bottom of the hole
PLEASE HELP thank you in advance!!
Answers: 3
Physics, 22.06.2019 02:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
Answers: 1
Physics, 22.06.2019 09:30
On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?
Answers: 2
Physics, 22.06.2019 11:30
Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?
Answers: 2
A rock it thrown vertically upward with a speed of 200 m/s. When the rock returns, falls into hd 100...
Mathematics, 10.06.2021 19:10
Physics, 10.06.2021 19:10
Business, 10.06.2021 19:10
Mathematics, 10.06.2021 19:10
Mathematics, 10.06.2021 19:10
Mathematics, 10.06.2021 19:10
Mathematics, 10.06.2021 19:10
Mathematics, 10.06.2021 19:10
Business, 10.06.2021 19:10
Mathematics, 10.06.2021 19:20
Mathematics, 10.06.2021 19:20
Mathematics, 10.06.2021 19:20
Mathematics, 10.06.2021 19:20
Physics, 10.06.2021 19:20