Starting from rest, a car travels 1350 meters in 1.00 minute. It accelerated at 1.0 m/s2 until it reached its cruising speed. Then it drove the remaining distance at constant velocity. What was its cruising speed?
30 m/s
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Lens-Maker Formula: A double-convex thin lens has radii of curvature of magnitude 46 cm, and it is made of glass of index of refraction 1.60. What is the focal length of this lens?
A. infinite B. 38 cm C. -30 cm D. 18 cm E. -19 cm
Describe changes in atomic structure that accompany the making of neutron star
What will be an ideal response?
An atomic nucleus has a charge of +40e. What is the magnitude of the electric field at a distance of 1.0 m from the center of the nucleus?
(k = 1/4??0 = 8.99 × 109 N ? m2/C2, e = 1.60 × 10-19 C) A) 5.4 × 10-8 N/C B) 5.6 × 10-8 N/C C) 5.8 × 10-8 N/C D) 6.0 × 10-8 N/C E) 6.2 × 10-8 N/C
Rocks solidified from molten material, either below or above ground, are classified as ______________ rocks
Fill in the blank(s) with correct word