Atrain starts from rest and travels for 5.0 s with a uniform acceleration of 1.5 m/s2. what is the final velocity of the train?

What type of light does this light bulb produce most (i. e. at what wavelength does the spectrum have maximum intensity)?

What happens to the light rays when they hit the specimen?

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?