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stunt motorcyclist biker bob rides his bike inside a futuristic rotating space station—a giant rotating donut-shaped structure in space. the normal support force feels like weight to him. as he rides his bike in the opposite direction to the station's rotation, the normal force

a. remains unaffected.

b. increases. -incorrect

c. decreases.

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency

)consider two positively charged particles, one of charge q0 (particle 0) fixed at the origin, and another of charge q1 (particle 1) fixed on the y-axis at (0,d1,0). what is the net force f⃗ on particle 0 due to particle 1?