A transformer primary has 100 V and 2 A. What is the voltage if the secondary has a current of 1 A?

100 V

25 V

400 V

50 V

200 V

When did ernest rutherford make his discovery

How to find final velocity given mass and initial velocity only?

Must two quantities have the same dimensions if you are subtracting them?

How much power is expended on a 20-N rock that you lift 1.5 meters up in 10 seconds? A. 3 Joules B. 30 Joules C. 3 Watts D. 30 Watts

The electric field in a certain region of Earth's atmosphere is directed vertically down. At an altitude of 439 m the field has magnitude 50.7 N/C; at an altitude of 361 m, the magnitude is 84.3 N/C.

What is a difference between an isotope and a ion

2. An airplane travels 335 miles in 45 minutes. How fast does it travel? How fast is that in km/hr?

A falling skydiver opens his parachute. A short time later, the weight of the skydiver-parachute system and the drag force exerted on the system are equal in magnitude.

Consider the expression below. Assume m is an integer. 6m (2m + 18) Enter an expression in the box that uses the variable m and makes the equation true. (Simplify your answer completely. If no expression exists, enter DNE.)

What could be put into the center section of this Venn diagram?