Physics, 23.01.2021 17:10, jerico9184
7. A marble slab is 1 metre long and has a height of 3 m and width 2 m
a) What is the volume of the marble slab?my 1x3x2=6m^3
b) The density of marble is 2.7g/cm3, what is the mass of the marble slab?
Answers: 2
Physics, 22.06.2019 03:50, cyberdac01
Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.
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Physics, 22.06.2019 08:30, lovebunfan
What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force
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When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great. d) about 10 times as great.
Answers: 1
7. A marble slab is 1 metre long and has a height of 3 m and width 2 m
a) What is the volume of the...