Two objects are in uniform circular motion at the same speed but at different radii. The one with the ______________ radius has the largest centripetal acceleration
Fill in the blank(s) with correct word
smallest or least
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Uniform Electric Fields: A battery maintains the electrical potential difference of 6.0-V between two large parallel metal plates separated by 1.0 mm. What is the strength of the electric field between the plates?
A. 6.0 V/m B. 600 V/m C. 6000 V/m D. zero
A doubly charged ion with speed 6.9 × 106 m/s enters a uniform 0.80-T magnetic field, traveling perpendicular to the field. Once in the field, it moves in a circular arc of radius 30 cm. What is the mass of this ion? (e = 1.60 × 10-19 C)
A) 11 × 10-27 kg B) 6.7 × 10-27 kg C) 3.3 × 10-27 kg D) 8.2 × 10-27 kg
SAE No. 10 oil has a viscosity of 0.20 Pa-s. How long would it take to pour 4.0 L of oil through a funnel with a neck 15. cm long and 2.0 cm in diameter?
(Assume the surface of the oil is kept 6.0 cm above the top of the neck, and neglect any drag effects due to the upper part of the funnel.) A) 105 s B) 52 s C) 1.5 minutes D) 46 s E) 84 s
Say you are in the bottom of Happy Valley. How does the force ofgravity compare towhat it would be on top of Mount Nittany?
a) two times less in Happy Valley than on Mount Nittany b) two times greater in Happy Valley than on Mount Nittany c) slightly greater in Happy Valley than on Mount Nittany d) exactly equal in Happy Valley and on Mount Nittany e) slightly less in Happy Valley than on Mount Nittany