Physics, 30.11.2021 23:50 KylaChanel4756
A brick is thrown upward from the top of a building at an angle of 30° to the horizontal and with an initial speed of 15 m/s. If the brick is in flight for 2. 5 s, how tall is the building?.
Answers: 1
Another question on Physics
Physics, 22.06.2019 00:40
The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.
Answers: 1
Physics, 22.06.2019 08:00
Ms.hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.
Answers: 2
Physics, 22.06.2019 12:00
Explain why electric current cannot exist if a current doesn't have a voltage source.
Answers: 2
Physics, 22.06.2019 15:10
In the circuit, the switch s has been open for a long time and r = 125 kohm. it is then suddenly closed. (a) determine the time constant before the switch is closed. s (b) determine the time constant after the switch is closed. _ s (c) let the switch be closed at t = 0. find the current in the switch as a function of time. (use t for time. express your answer in milliamps and seconds.) i(t) =_
Answers: 3
You know the right answer?
A brick is thrown upward from the top of a building at an angle of 30° to the horizontal and with an...
Questions
Mathematics, 07.08.2019 05:20
Computers and Technology, 07.08.2019 05:20
