Physics, 28.06.2019 00:30 wolverine123
The resultant of 3 forces in equilibrium is equal to the vector sum of any 2 of the forces. true or false?
Answers: 1
Physics, 20.06.2019 18:04, reganleigh00
The cement bag shown in the figure has a mass of 50 kg and the small pulley has a mass of 2 kg. if the cement bag is pulled upwards with an acceleration of 2 m/s^2, find the force f pulling the rope.
Answers: 2
Physics, 22.06.2019 05:50, lola5683
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 2
Physics, 22.06.2019 19:50, aliami0306oyaj0n
State the below theories and give the name of the writer of the theory 1. wave theory 2. quantum theory 3. corpuscular theory 4. electromagnetic theory
Answers: 1
The resultant of 3 forces in equilibrium is equal to the vector sum of any 2 of the forces. true or...