Question 13.56 (Please do problem 13.56 only.) A spring with free length 1.2m is attached to a collar of mass of 20kg. if the collar is released from at position A to slide down the smooth vertical rod shown. If the lowest position readed by the collar is A2, where b=2m, determine the modulus k of the spring.

International Edition---engineering Mechanics: Statics, 4th Edition
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Author:Andrew Pytel And Jaan Kiusalaas
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Chapter10: Virtual Work And Potential Energy
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Problem 10.51P: The spring attached to the homogenous bar of weight W is undeformed when =0. Determine the smallest...
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Question 13.56 (Please do problem 13.56 only.)

A spring with free length 1.2m is attached to a collar of mass of 20kg. if the collar is released from at position A to slide down the smooth vertical rod shown. If the lowest position readed by the collar is A2, where b=2m, determine the modulus k of the spring.

collar is released from rest in the position A, to slide down a smooth vertical o
shown. If the lowest position reached by the collar is A, where b = 2 m, determme
13.56* A spring of frec length 1.2 m is attached to a collar of mass 20 kg. T
friction, determine the spced of the chain in terms of g and R as its last link le
the left edge of the semicircular support. (Hint. Choose the horizontal line throg
13.54* The chain is relcased from rest in the position shown. Neglecting effes
590
Work and Eneryy
O as the reference datum for Ve.)
R
13.55 Solve Prob. 13.54* for (a) R = 2 m, (b) R = 2 ft.
80 mm
R
the modulus k of the spring.
150 mm
Fig. P13.54*
1.5 m
240 N
A2
20 kg
150 mm
Fig. P13.64
Fig. P13.56* and P13.57
A light rod with a fix
13.65
inclined position BA,C, about th
The vertical spring at D has a
50 mm, the rod is brought to a
the magnitude of P, (b) wheth.
13.66* A 10-kg plunger is r
by the nest of two springs. T
one a modulus of 3 kN/m. If
13.57
A spring of free length 1.2 m and modulus 1 kN/m is attached to a colis
of mass 20 kg. The collar is released from rest in the position A, to slide down&
smooth vertical rod as shown. If the lowest position reached by the collar is A
determine the distance b. (Hint. It leads to a cubic equation in b.)'
1.5 m
40 N
13. 58
Refer to Prob
13.57
ww w
Transcribed Image Text:collar is released from rest in the position A, to slide down a smooth vertical o shown. If the lowest position reached by the collar is A, where b = 2 m, determme 13.56* A spring of frec length 1.2 m is attached to a collar of mass 20 kg. T friction, determine the spced of the chain in terms of g and R as its last link le the left edge of the semicircular support. (Hint. Choose the horizontal line throg 13.54* The chain is relcased from rest in the position shown. Neglecting effes 590 Work and Eneryy O as the reference datum for Ve.) R 13.55 Solve Prob. 13.54* for (a) R = 2 m, (b) R = 2 ft. 80 mm R the modulus k of the spring. 150 mm Fig. P13.54* 1.5 m 240 N A2 20 kg 150 mm Fig. P13.64 Fig. P13.56* and P13.57 A light rod with a fix 13.65 inclined position BA,C, about th The vertical spring at D has a 50 mm, the rod is brought to a the magnitude of P, (b) wheth. 13.66* A 10-kg plunger is r by the nest of two springs. T one a modulus of 3 kN/m. If 13.57 A spring of free length 1.2 m and modulus 1 kN/m is attached to a colis of mass 20 kg. The collar is released from rest in the position A, to slide down& smooth vertical rod as shown. If the lowest position reached by the collar is A determine the distance b. (Hint. It leads to a cubic equation in b.)' 1.5 m 40 N 13. 58 Refer to Prob 13.57 ww w
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