Physics, 24.07.2019 08:10 kingkuka1700
Why do scientist think earth's core contains iron? a) the crust does not contain much iron. b) iron is lighter than oxygen c) iron does not conduct electricity.
Answers: 2
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 10:00
What is the temperature in degrees celsius of a substance with a tempature of 49k
Answers: 2
Physics, 22.06.2019 13:30
6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.
Answers: 3
Physics, 22.06.2019 13:40
Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these
Answers: 1
Why do scientist think earth's core contains iron? a) the crust does not contain much iron. b) iron...
Mathematics, 12.03.2021 06:40
Geography, 12.03.2021 06:40
Physics, 12.03.2021 06:40
Mathematics, 12.03.2021 06:40
Mathematics, 12.03.2021 06:40
Mathematics, 12.03.2021 06:40
Mathematics, 12.03.2021 06:40
Mathematics, 12.03.2021 06:40
Biology, 12.03.2021 06:40
Mathematics, 12.03.2021 06:40