There are four springs stretched by the same mass. Spring A stretches 25 cm. Spring B stretches

10 cm. Spring C stretches 100 cm. Spring D stretches 1 cm.

Which spring is the weakest?

A

B

C

D

A ray diagram for a refracted light ray is shown. What does the dashed line represent? medium boundary normal incident ray

How much work is done by pressure in forcing 9.1 m3 of water through a pipe having an internal diameter of 15 mm if the difference in pressure at the two ends of the pipe is 2.2 atm

What is the definition of voltage and how is voltage different from current?

A train deports from a station at a constant acceleration of 5 m/s what is the speed of the train at the end of 20 seconds?

Which colors of light represents the lowest visible frequency?

the math club must order 35 new uniform shirts. There are 5 more girls than twice the number of boys in the club. How many of each uniform type should the club order

Find out the kinetic energy of a body of mass 2kg moving with the speed of 3m/s

When light waves passes straight through an object, it is called?

One microgram contains how many grams?

While John is traveling along a straight interstate highway, he notices that the mile marker reads 241 km. John travels until he reaches the 134 km marker and then retraces his path to the 167 km marker.