Aray of light in water (index n1) is traveling upward toward the air and is incident at the water-air boundary at the critical angle. some oil (index n2) is now floated on the water. the angle between the direction of the ray in the oil and the normal direction is: a. sin-1(1/n1)b. sin-1(1/n2)c. sin-1(n1/n2)d. sin-1(1.00)e. sin-1(n2/n1)
Answers: 2
Physics, 21.06.2019 16:40, 25mnauman
An airplane flying parallel to the ground undergoes two consecutive displacements. the first is 76 km at 39.8◦ west of north, and the second is 156 km at 59.9◦ east of north. what is the magnitude of the plane’s total displacement? answer in units of km. 020 (part 2 of 2) 10.0
Answers: 1
Physics, 22.06.2019 16:50, fsugg9168
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
Aray of light in water (index n1) is traveling upward toward the air and is incident at the water-ai...
English, 18.11.2020 23:00
Social Studies, 18.11.2020 23:00
Physics, 18.11.2020 23:00
Social Studies, 18.11.2020 23:00
Mathematics, 18.11.2020 23:00