A person is available to ski from the top of a snow mountain whose height is 10.0 m. Ignoring friction, and considering that the person part of the rest, his speed when he reaches the lower part of the mountain will be: 9.90 m/s 14.0 m/s 196 m/s 1. a. b. с. d. 98.0 m/s 28.0 m/s е.

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 21CQ: What is wrong with the following expressions? How can you correct them? (a) C=AB , (b) C=AB , (c)...
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1.
A person is available to ski from the top of a snow mountain whose height is 10.0 m.
Ignoring friction, and considering that the person part of the rest, his speed when he
reaches the lower part of the mountain will be:
9.90 m/s
а.
b.
14.0 m/s
С.
196 m/s
d.
98.0 m/s
е.
28.0 m/s
2.
The basic condition for the mechanical energy of a particle system to be conserved is:
all forces acting on the system are conservative
some forces can be dissipative and others conservative
all forces acting on the system are dissipative
it's not related to the type of force
а.
b.
С.
d.
A25.0 kg bear slides, from rest, through a 12.0.0 m tall tree. When it reaches the base of the
tree the bear has a speed of 5.60 m/s. The magnitude of the average frictional force on the
3.
bear is:
a.
2548 N
b. 212 N
С.
2156 N
d. 25.5 N
е.
280 N
4.
Work performed by frictional force on a body moving on a rough surface can be considered as
an increase inenergy:
a.
Thermal
Elastic potential
Gravitational potential
b.
С.
d.
Kinetic
е.
Mechanical
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Transcribed Image Text:AutoSave ff FISI-3011-Examen-Parcial-3-PARTES B C (1) - Compatibility M... P Search File Home Insert Draw Design Layout References Mailings Review View Help Share Comments OFind S Replace X Cut A^ A Aav A E AaBbCcDd AaBbCcDd AaBbC AaBbCcI AaB AaBbCcD AaBbCcDd Calibri v 11 BCopy Paste В IUVab х, х* А A I Normal 1 No Spac. Heading 1 Subtle Em... - A Select v Dictate Heading 2 Title Subtitle S Format Painter Clipboard Font Paragraph Styles Editing Voice 1. A person is available to ski from the top of a snow mountain whose height is 10.0 m. Ignoring friction, and considering that the person part of the rest, his speed when he reaches the lower part of the mountain will be: 9.90 m/s а. b. 14.0 m/s С. 196 m/s d. 98.0 m/s е. 28.0 m/s 2. The basic condition for the mechanical energy of a particle system to be conserved is: all forces acting on the system are conservative some forces can be dissipative and others conservative all forces acting on the system are dissipative it's not related to the type of force а. b. С. d. A25.0 kg bear slides, from rest, through a 12.0.0 m tall tree. When it reaches the base of the tree the bear has a speed of 5.60 m/s. The magnitude of the average frictional force on the 3. bear is: a. 2548 N b. 212 N С. 2156 N d. 25.5 N е. 280 N 4. Work performed by frictional force on a body moving on a rough surface can be considered as an increase inenergy: a. Thermal Elastic potential Gravitational potential b. С. d. Kinetic е. Mechanical Page 2 of 5 714 words X English (United States) D Focus + 98% 12:45 PM P Type here to search ENG 11/17/2020 9. !!! lili 近
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