Answers: 1
Physics, 21.06.2019 20:30
When you drop a pebble from height a it reaches the ground with speed v if there is no air resistance. from what height should you drop it so it will reach the ground with three times the speed? (a) 9m (b) 3m (c) 6m (d) 18m
Answers: 2
Physics, 21.06.2019 21:30
One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?
Answers: 3
Physics, 22.06.2019 10:00
There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
Physics, 22.06.2019 13:30
FĆsica: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un Ć”ngulo de tiro de 25Āŗ, b) el tiempo que el balĆ³n permanece en el aire.
Answers: 1
If you view a complete free body diagram of a moving object, what two aspects of the body's motion w...
Advanced Placement (AP), 07.11.2020 22:20
Biology, 07.11.2020 22:20
Social Studies, 07.11.2020 22:20
Chemistry, 07.11.2020 22:20
Social Studies, 07.11.2020 22:20
Computers and Technology, 07.11.2020 22:20
Mathematics, 07.11.2020 22:20
Law, 07.11.2020 22:30