If a fuse repeatedly blows, it should be replaced by a fuse of one step higher rating
Indicate whether the statement is true or false
FALSE
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A spring (k = 600 N/m) is at the bottom of a frictionless plane that makes an angle of 30° with the horizontal. The upper end of the spring is depressed 0.10 m, and a 2.0-kg block is placed against the depressed spring. The system is then released from rest. What is the kinetic energy of the block at the instant it has traveled 0.10 m and the spring has returned to its uncompressed length?
a. 2.0 J b. 1.8 J c. 2.2 J d. 1.6 J e. 1.0 J
A camera lens that acts like a telescope to magnify images is referred to as a
A) normal lens. B) telephoto lens. C) wide-angle lens. D) zoom lens. E) digital lens.
All jovians have at least eight moons and equatorial rings
Indicate whether the statement is true or false
A submarine can withstand an external pressure of 63 atm before collapsing. If seawater has a density of 1027 kg/m^3 how deep can the sub dive?
a. 7112 meter b. 9251 meter c. 6196 meter d. 8043 meter e. 11467 meter