A toy car runs off the edge of a table that is 1.052 m high. The car lands 0.3535 m from the base of the table. How long does it take for the car to fall?
The acceleration due to gravity is 9.8 m/s².
Answer in units of s

What is the horizontal velocity of the car?
Answer in units of m/s.

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?