How can the effect of chromatic aberration be reduced?

A) by using multiple lenses

B) by reducing the focal length

C) by using a larger objective lens

D) by making the telescope larger

A centripetal force of 190 N acts on a 1,550-kg satellite moving with a speed of 5,300 m/s in a circular orbit around a planet. What is the radius of its orbit?

What is potential energy called that is associated with objects that can be stretched

Consider your moment of inertia about a vertical axis through the center of your body, both when you are standing straight up with your arms flat against your sides, and when you are standing straight up holding your arms straight out to your sides.

Amit buys few few grams of gold at the north pole as per instruction of one of his friends. He hands over the same when he meets him at the equator. Will the friend agree with the weight of gold brought? If not, why?

A vitamin called folic acid is very important for neural tube development, which is the development of the baby's

What is the z coordinate for the above vector? A vector is r⇀ = 356 m @ θ = 115∘, φ=-30.0∘. 178 m -178 m 120 m 308 m

In a classic carnival ride, patrons stand against the wall in a cylindrically shaped room. once the room gets spinning fast enough, the floor drops from the bottom of the room!

What does Newton's law of universal gravitation say about the distance between objects?

Direction of current in a solenoid depends on the direction of magnetic field

What is your mass in kilograms?