How far did firefighter slide down the pole
Starting from rest, a 91-kg firefighter slides down a fire pole. The average frictional force everted on him by the pole has a magnitude of 760 N, and his speed at the bottom of the pole is 3.5 m/s. How far did he slide down the pole?
Expected delivery within 24 Hours
What mass of sodium fluoride must be added to 250. ml of a0.100 M HF solution to give a buffer solution having a pH of 3.50 ?ka(HF) =7.1 x 10^-4
We determined the sodium content of 15 boxes of corn flakes 300 grams. The data (in milligrams) are: 128.77, 131.15, 129.65, 132.33, 130.54, 130.72, 131.67, 133.02, 127.98, 130.12, 129.37, 129.91, 130.19, 128.64 and 131.62. There is sufficient evi
A survey of 600 non-fatal accidents showed that 166 involved the use of a cell phone. Construct a 99% confidence interval for the proportion of fatal accidents that involved the use of a cell phone.
Determine the net power developed, in kW. the rate of heat transfer to the steam passing through the boiler, in kW. The thermal efficiency.
If an archaeologist finds anancient firepit containing partially consumed firewood, and the14C content of the wood is only 22.5% that of an equal carbon sample from a present-day tree, what is the age of the ancientsite?
Calculate (a) the specific heat and work transfers for each process (kJ/kg), and (b) the cycle efficiency. Sketch the cycle on the T-s and h-s diagrams for water.
The initial speed of the skier is 8.78 m/s. After coasting a distance of 1.10 m up the slope, the speed of the skier is 4.86 m/s. (a) Find the work done by the kinetic frictional force that acts on the skis. (b) What is the magnitude of the kineti
An 85 gram bullet is shot at a 3 kg piece of wood at rest on the end of a counter 1.2 m high. If the bullet becomes embedded in the block and they land 5 m from the counter, what was the initial speed of the bullet at impact?
1923854
Questions Asked
3,689
Active Tutors
1444778
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult