The tension t at each end of the chain has magnitude 25 n. what is the mass of the chain? (use g = 9.8 m/s2 for the acceleration due to gravity. give your answer correct to at least two decimal places.)

You spot a plane that is 1.37 km north, 2.71 km east, and at an altitude 4.65 km above your position. (a) How far from you is the plane? (b) At what angle from due north (in the horizontal plane) are you looking?

A frequency generator sends a 550 Hz sound wave through both water and ice. What is the difference in wavelength between the wave produced in ice and the wave produced in water? 2.1 m 3.1 m 5.2 m 8.5 m

About how long passess between high tides

Which adaptation is likely to increase the chances of survival of an animal in a rainforest? Capacity to glow in the dark to attract predators Bright colors as camouflage while stalking prey Green color so that it can photosynthesize using sunlight

What conditions must be present for air to sit over a location long enough to acquire the characteristics of the land or water beneath it?

By applying a force of 50N, a pulley system can lift a box with a mass of 20 kg. What is the mechanical advantage of the pulley system?

Three capacitors C1 = 10.1 µF, C2 = 23.0 µF, and C3 = 29.4 µF are connected in series. To avoid breakdown of the capacitors, the maximum potential difference to which any of them can be individually charged is 125 V.

What is the net force in the x-direction? 30 N 34 N 55 N 65 N

If an object does not have domains, will it be possible to make it magnetic?

If the loop is then converted into a rectangular loop measuring 2.1cm on its shortest side in 6.50ms, and the average emf induced across the loop is 14.7V during this time period, what is A. the strength of the B-field