A cannon tilted up at a 26 degree angle fires a cannon ball
A cannon tilted up at a 26 degree angle fires a cannon ball at 71m/s from atop a 12m -high fortress wall.
What is the ball's impact speed on the ground below?
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Explain about health information systems and describe clinical information systems, management, strategic decision support, and e-health applications.
How many kg of coal with energy content of 24 MJ/kg would be equivalent to energy used by a 100-W light bulb burning constantly for the whole year. Coal to electricity conversion efficiency is 30%.
What is the pH of a 0.440 ammonia solution? with the kb value of 1.8*10^-5 What is the percent ionization of ammonia at this concentration. Express the percentage numerically to three significant figures
What is the average yearly per capita energy consumption in the world in kWh if the global power is 15 TW. There are 8760 hours in a year and 6.5 billion people. Express the result as number only without units or comas and use 5 significant fugure
A cannon tilted up at a 26 degree angle fires a cannon ball at 71m/s from atop a 12m -high fortress wall
How did this war affect American sensibilities, including the way Americans viewed the war and themselves and did the war change America's role in the world? Explain your answer.
Which one of these equations describes a redox reaction? 2Al+3H2SO4(aq)-->Al2(SO4)3(aq)+3H2(g), 2KBr(aq)+Pb(NO3)2(aq)-->2KNO3(aq)+PbBr2(s), CaBr2(aq)+H2SO4(aq)-->CaSO4(s)+2HBr(g), H+(aq)+OH-(aq)-->H2O(1), CO.-(aq)+HSO4-(aq)-->HCO3-
An N-type silicon substrate with the doping density of 1x10 15 cm-3 Arsenic is to be converted into p-type by Boron diffusion, so that the resistivity at T=75C is 5 O-cm. All atoms are fully ionized.
Assume that a given transformer is 100% efficient; that is, the power being supplied by the primary side is transported without loss to the secondary side. (Transformers are not 100% efficient. One can detect this by the heat that they radiate.)
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