A block of height 120mm is placed on top of another block with a height of 1.50 m. What is the height of the two blocks together?
How long should the nicot wire be taken to become a 70-resistive nicron iron heater when the wiring cross-section area is o, 2 is the specific resistance of nicrome ..
A ship is moving towards the shore having a cliff. A bullet is fired from the ship and the echo heard in 16 s. After 30 s another bullet is fired from the same ship and the echo heard in 12 s. Find the velocity of the ship? Senaka
On May 18, 1980, Mount St. Helens in Washington State experienced a huge volcanic eruption after a magnitude 5.1 earthquake. During the eruption, hot ash and pumice poured down the west, south, and east sides of the mountain, melting the snow and ice at the top of the volcano and creating volcanic mudflows. Which type […]
A point charge is used to determine the electric field around a charged particle. Why is it necessary that the point charge does not affect the position of the charge being tested?
1. An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff. 2. A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car. 3. Upton […]
On a piece of graph paper, create an amplitude vs. time graph of a sine wave with an amplitude of 5 Pa and a period T = .03 sec. What is the frequency of this wave? Now plot the same wave on a pressure vs. distance graph. Assume that c = 344 m/s. If the […]
The flow of energy In a series circuit, energy is passed from one recipient to the next stops if one of the recipients has a problem. a. on the other hand b. previously c, however d, consequently
A 5 cm object is 18.0 cm from a convex lens, which has a focal length of 10.0 cm. What is the distance of the image from the lens? Round your answer to three significant figures.
In a 2005 ceremony inducting Dan Marino to the Football Hall of Fame, who was the recipient of Dan’s “one last pass” thrown from the podium?
