Angular and Linear Quantities: A bowling ball of mass 7.5 kg and diameter 18 cm rolls without slipping down a 10-m bowling lane with a constant speed 4.3 m/s.(a) Through what angle does the bowling ball turn as it travels the length of the lane?(b) What is the angular speed of the bowling ball?(c) Calculate the maximum radial acceleration that a point on the surface of the bowling ball could have.(d) Calculate the tangential acceleration of a point on the surface of the bowling ball.
What will be an ideal response?
(a) 110 rad (b) 48 rad/s (c) 210 m/s2 (d) 0 m/s2
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Which of the items below is electromagnetic radiation?
a. gamma rays b. X-rays c. visible light d. radio e. All of the other choices are correct.
A 2.00-m rod of negligible mass connects two very small objects at its ends. The mass of one object is 1.00 kg and the mass of the other is unknown. The center of mass of this system is on the rod a distance 1.60 m from the 1.00-kg mass object
What is the mass of the other object? A) 4.11 kg B) 3.22 kg C) 4.00 kg D) 0.250 kg E) 0.800 kg
What natural barrier tries to prevent two protons from combining?
A) Dark energy B) Antigravity C) Electromagnetic repulsion D) The weak nuclear force E) The strong nuclear force
Three different bodies-a uniform sphere, a uniform disk, and a hoop-all have same radius and same mass. The body with the largest rotational inertia will be
A. the disk. B. the hoop. C. the sphere. D. none, as all have the same value of rotational inertia.