You push against a steamer trunk at an angle of 33° with the horizontal . the trunk is on a flat floor and the coefficient of static friction between the trunk and floor is 0.55. the mass of the trunk is 43 kg. what is the minimum magnitude of force that will allow you to move the trunk?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?

Light from two different sources are incident upon the same side of a polarizing filter. light from one source is polarized with total intensity ip, while light from the other source is unpolarized with total intensity iu. as you rotate the polarizing filter through 360 degrees, the intensity of the transmitted light on the other side varies by a factor of 9. what is the relative intensity of the initial polarized source to the unpolarized source, or ip/iu?