Physics, 01.10.2019 22:00 DSUDLER5555
Ablock of mass m is placed on an inclined surface. the incline makes an angle theta with respect to the horizontal. what are the magnitude and direction of the normal force exerted on the block by the incline? group of answer choices magnitude =latex: mgcos\theta m g c o s θ , direction: perpendicular to the incline surface magnitude = latex: mgsin\theta m g s i n θ , direction: perpendicular to the incline surface magnitude =latex: mgcos\theta m g c o s θ , direction: perpendicular to the surface of the earth magnitude = mg, direction: perpendicular to the incline surface magnitude = mg, direction: perpendicular to the surface of the earth
Answers: 3
Physics, 21.06.2019 20:30
Water at room temperature of 20.0°c is poured into an aluminum cylinder which has graduation markings etched on the inside. the reading in the graduations is 300.0 cc. the cylinder with the water in it is then immersed in a constant temperature bath at a temperature of 100°c. what is the reading for the level of water on the graduations of the cylinder after the water and the cylinder reach thermal equilibrium with the bath? the volume coefficient of expansion of water is 2.07 x 10^-4 k-1, and the linear coefficient of expansion of aluminum is 23.0 x 10^-6 k-1. a) 305.0 cc b) 304.0 cc c) 303.5 cc d) 303.3 cc e) 304.5 cc
Answers: 3
Physics, 22.06.2019 10:40
When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is
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Physics, 22.06.2019 14:30
What is the relationship between the direction of motion of the balloon and the wind currents
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