Solve Q12 aAprt f ma moi COte k ne une the h en batt during tchatofeati t n hervative fottat uport when the particle mpletes anecle tietumhato starting point toe 50 ko o mehnsa energ, the wore n loules) done byhe no ervative forte1ating on the partice during one cysle isA 25C- 75100QK The adjaient figure hows a mast m -0e that it attached to a tampresied spring ( -*-with compresson dtance d-0!m The other end of the sping ia attacherd to alied wa"he sprinE constart 5000 N/m, the peed (un m/s) of the mass when the spring returns to itsnatural length (ie ng compression and no entension) isA 15 8B 20 3C 28.7D 38.2E. 98Q.9: The potential energy function for a two dimensional force is given byU- (y-2y') aules.The magnitude of the conservative force that is responsible for such potential when calculated at thepoint (1, 2) m is:A 3.6B 9.8C. 15.3D. 24.2E. 50.7Q. 10. True ordepend on either the collision is elastic or inelastic".A. True"The law of conservation of total linear momentum of cclliding objects does notB. FalseQ.11: An object of mass m, = 2-kg moving to the right at 5 m/s strikes a stationary block (isits) ina completely inelastic collision. Due to the collision, 60% of the initial kinetic energy is converted toheat. The mass (in kg) of the stationary block is:A. 0.256. 1.0C. 5.0D. 9.8Е. 3.0Q.12: A block of mass m, = 2-kg is located at the crigin in the XY plane. When t = 0, a second block ofmass m; = 3 kg, initially located at the point (-3, 4) m starts moving with a constant velocity:I. = (3i + 6j) m/s.The X-coordinate (in meters) of the center of mass of the two blocks when t = 2 sec, is:A. 0.5B. 9.0С. 1,8D. 3.0E. ZeroQ.13: A disc of radius 0.25 m is initially rotating about an axis perpendicular to its plane and passingthrough its center at 0.5 rad/sec and is accelerating at 0.2 rad/s. The distance a point located at 10cm from the center of the disc moves in 20 sec is:B. 5 mC. 9.8 mQ.14: A 2-kg particle moving horizontally with a speed of 5 m/s strikes (2) a vertical wall for2 ms. It then rebounds () wvith the same speed. The magnitude of the average force (in kN)A. 2 mD. 12 mE. 25 mexerted on (k the particle by the wall is:А. 2В. 5С. 10D. 20E. Zero

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Description: Solve Q12 aAprt f ma moi COte k ne une the h en batt during tchatofeati t n hervative fottat uport when the particle mpletes anecle tietumhato starting point toe 50 ko o mehnsa energ, the wore n loules) done byhe no ervative forte1ating on the partic

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Q.12: A block of mass m, = 2-kg is located at the crigin in the XY plane. When t = 0, a second block of mass m; = 3 kg, initially located at the point (-3, 4) m starts moving with a constant velacity: T = (31 + 6j) m/s. The X-coordinate (in meters) of the center of mass of the two blocks when t = 2 sec, is: A. 0.5 В. 9.0 С. 1.8 D. 3.0 E. Zero

Q.12: A block of mass m, = 2-kg is located at the crigin in the XY plane. When t = 0, a second block of mass m; = 3 kg, initially located at the point (-3, 4) m starts moving with a constant velacity: T = (31 + 6j) m/s. The X-coordinate (in meters) of the center of mass of the two blocks when t = 2 sec, is: A. 0.5 В. 9.0 С. 1.8 D. 3.0 E. Zero

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter8: Electromagnetism And Em Waves

Section: Chapter Questions

Problem 9Q

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