A 2.4 cm diameter coin (your object) is placed 10 cm in front of a concave lens of focal length 20 cm. Behind the concave lens is a convex lens of focal length 15 cm. The two lenses are 40 cm apart. What is the distance of the image from the coin? What is the magnification?

The mass of a muon is 207 times the electron mass; the average lifetime of muons at rest is 2.21 μs. in a certain experiment, muons moving through a laboratory are measured to have an average lifetime of 7.04 μs. for the moving muons, what are (a) β (b) k, and (c) p? the rest energy of the electron is 0.511 mev.

Acommercial passenger jet can travel up to 970 km/hr at an altitude of 30,000 feet. at this speed, how long will it take the jet to travel 1,865 kilometers? a. 2.3 hrs b. 1.9 hrs c. 1.7 hrs d. 1.5 hrs

What property of an object determines its inertia?