Answers: 1
Physics, 22.06.2019 06:30
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
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 14:30
What is the relationship between the direction of motion of the balloon and the wind currents
Answers: 1
As the temperature of the water gets colder, the speed of its molecules:...
Chemistry, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Social Studies, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Biology, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00
Mathematics, 13.12.2021 22:00