Physics, 18.01.2020 02:31 Jcmandique3444
A(hypothetical) large slingshot is stretched 4.00 m to launch a 440 g projectile with speed sufficient to escape from earth (11.2 km/s). assume the elastic slingshot obeys hooke's law. (a) what is the spring constant of the device, if all the elastic potential energy is converted to kinetic energy? incorrect: your answer is incorrect. n/m (b) assume that an average person can exert a force of 220 n. how many people would be required to stretch the slingshot? people
Answers: 2
Physics, 22.06.2019 13:40
What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th
Answers: 1
Physics, 22.06.2019 14:00
How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
Answers: 3
Physics, 22.06.2019 23:30
Using a caesar cypher with an offset of three characters (a -> d, b -> e, z -> c), what would be the correct cypher text for the plain text "attack at dawn"?
Answers: 1
Physics, 23.06.2019 01:00
Suppose that two objects attract each other with a gravitational force of 16 units. if the distance between the two objects is double, what is the new force of attraction between the two objects?
Answers: 3
A(hypothetical) large slingshot is stretched 4.00 m to launch a 440 g projectile with speed sufficie...
Social Studies, 01.09.2020 22:01
English, 01.09.2020 22:01
Mathematics, 01.09.2020 22:01
Chemistry, 01.09.2020 22:01
Social Studies, 01.09.2020 22:01
History, 01.09.2020 22:01
Geography, 01.09.2020 22:01
Mathematics, 01.09.2020 22:01