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Author Question: In one experiment showing that faster-moving objects have larger masses, A) high-velocity rifle ... (Read 96 times)

corkyiscool3328

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on: Jul 29, 2018
In one experiment showing that faster-moving objects have larger masses,
 
  A) high-velocity rifle bullets are fired at targets and their impact is measured.
  B) high-speed microscopic particles pass through electromagnetic fields, and the bending of their path is measured.
  C) a microscopic balance-beam is used to measure the speeds of particles emitted during radioactive decay.
  D) observers move along beside high-velocity rifle bullets, in order to measure the masses of the bullets.
  E) microscopic particles are released from rest in a gravitational field, and their acceleration is measured.

Question 2

When a car of mass 1167kg accelerates from 10.0 m/s to some final speed, 4.00  105 J of work are done. Find this final speed.
 
  A) 30.8 m/s B) 22.4 m/s C) 28.0 m/s D) 25.2 m/s


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morganmarie791

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

C


corkyiscool3328

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

xthemafja

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Reply 3 on: Yesterday
:D TYSM

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