1)A force of 16 N is required to stretch a spring a distance of 40 cm from its rest position. What force (in Newtons) is required to stretch the same spring a. twice the distance? b. .. three times the distance? c.... one-half the distance?

Q: A force of 36lb is required to hold a spring stretched 2ft beyond its natural length. How much work…

A: According to the Hooke's Law, the force required to stretch a spring beyond its natural length by x…

Q: If the work required to stretch a spring 2 ft beyond its natural length is 12 ft-lb, how much work…

A:

Q: A lead pencil consists of a cylinder ofwood with a solid cylinder of graphite filled into it.The…

A:

Q: If 27 J of work are needed to stretch a spring from 13 cm to 19 cm and 45 J are needed to stretch it…

A: Given: Work done to stretch spring from 13cm to 19cm = 27J Work doen to stretch spring from 19cm to…

Q: If the work required to stretch a spring 3 ft beyond its natural length is 6 ft-lb, how much work…

A: In this question, we find the work done by stretching the string 18 in beyond its natural length. By…

Q: If the work required to stretch a spring 1 ft beyond its natural length is 9 ft-lb, how much work is…

A: To find the work

Q: 28. A 1600-lb elevator is suspended by a 200-ft cable that weighs 10 lb/ft. How much work is…

A: 28. Note that, the force on the elevator going up is constant. Therefore, w=fd. W1=1600×300W1=48000…

Q: 4. A force of 1200 lb compresses a spring from its natural length of 18 in. to a length of 16 in.…

A: We have to find work done to compress the spring from its natural length (L=18).

Q: If the work required to stretch a spring 1 ft beyond its natural length is 12 ft-lb, how much work…

A: Given work required to stretch by 1ft is 12ft -lb

Q: 16. A chain lying on the ground is 10 m long and its mass is 80 kg. How much work is required to…

A:

Q: 3. The end of a tank containing water is vertical and has the shape of a triangle with base 4 ft and…

A:

Q: A package is pushed across a floor a distance of 140 feet by exerting a force of 25 pounds downward…

A:

Q: A spring has a natural length of 1 m. A force of 24 N holds the springstretched to a total length of…

A: Let us take K= force constant  So, F=Kx  Where F=force and x= length stretched  Given, for…

Q: 19. A 10-ft chain weighs 25 lb and hangs from a ceiling. Find the work done in lifting the lower end…

A: The following figure shows the chain is hanging from a ceiling,

Q: A force of 10 lb is required to hold a spring stretched 4 in. beyond its natural length. How much…

A:

Q: A vessel, used to contain liquid mercury (specific gravity = 13.6), is shaped like an inverted…

A: Square pyramid problem....

Q: If the WORK required to stretch a spring 1 ft beyond its natural length is in ft-lb is needed to…

A: Introduction: The formula of work done from point a to b is given by, W=∫abkxdx Where is constant.

Q: The A string on a violin has a fundamental frequency of 440 Hz. The length of the vibrating portion…

A: Given :Length of the vibrating portion = 32.8 cmMass= 0.343 gLength= 32.8 cm

Q: What is the magnitude of force that a +25 µC charge exerts on a +2.5 mC charge 16 cm away?

A:

Q: Cannot solve

A:

Q: A force of 4 N will stretch a rubber band 6 cm. Assuming Hooke's law applies, how much work is done…

A:

Q: A force of 18 lb is required to hold a spring stretched 4 in. beyond its natural length. How much…

A:

Q: A hydraulic press has a mechanical advantage of 36:1. If a force of 2750 lb is applied to the small…

A: The formula of mechanical advantage is given by MA=FtFs. Given mechanical advantage is 36:1. So the…

Q: A box with a length of 10 m and a width of 5 m, has to be pushed in with a force of 200N, what is…

A:

Q: 4. A force of 50lbs is required to hold a spring stretched 5inches beyond its natural length. How…

A: Force required to stretched 5 inches beyond it's natural length = 50 lbs,

Q: 2. A spring has a natural length of 2 ft, and a force of 15 lb is required to hold it compressed at…

A:

Q: A spring has a natural length of 20 cm. If a 25-N force isrequired to keep it stretched to a length…

A:

Q: t requires 4 ft-lb of work to stretch a certain spring from its natural length of 1 ft to a length…

A: Consider the given information x1=1ft and x2=32ft ,work=4ftlb

Q: A spring has a natural length of 10 in. An800-lb force stretches the spring to 14 in. How far beyond…

A: The spring stretches (14-10)=4 inches when it is of length 14 inches  Given that the force needed=…

Q: If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work…

A: Given that the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb.

Q: If the work required to stretch a spring 3 ft beyond its natural length is 12 ft-lb, how much work…

A: Solution: the objective is to find the work needed to stretch it 9 in beyond its natural length

Q: A spherical tank, having a diameter of 1.5 m, is used to contain oil with a specific gravity of…

A: Jshhsj

Q: 2. A steel girder 27 feet long is to be moved on rollers along a passageway 8 feet in width and into…

A: Given: A steel girder 27 feet long is to be moved on rollers along a passageway 8 feet in width and…

Q: A package is pushed across a floor a distance of 190 feet by exerting a force of 24 pounds downward…

A:

Q: If a force of 5lb produces a stretch of one-tenth the natural length L ft of a spring, how much work…

A: Using the Hooke's Law: F=kx   -----(A) Where k is spring constant And x is the change in length F is…

Q: 2. How much work is done when a hoist lifts a 200-kg rock to a height of 3 m?

A:

Q: 8. If it takes a force of 90 N to stretch a spring 1 meter beyond its natural length, how much work…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: If the work required to stretch a spring 3 ft beyond its natural length is 12 ft-lb, how much work…

A: Given: If the work required to stretch a spring 3ft beyond its natural length is 12 f- b how much…

Q: If the work required to stretch a spring 1 ft beyond its natural length is 12 ft-lb, how much work…

A: From  the given problem:   w=12 ft-lb   From the expression of work done:   w=∫xixfFxdx   From the…

Q: If a force of 85N stretches a spring 4.5m beyond its natural length, how much work does it take to…

A:

Q: If a force of 90 N stretches a spring 1 m beyond its natural length, how much work does it take to…

A: you haveto find the spring constant k to in order to find the work using F=kx Given that F=90 and…

Q: 23) Find the work done in winding up a 150-ft cable that weighs 3.00 lb/ft.

A:

Q: stretches a spring 8 feet and an impre <∞o. If the weight is released from re ected, then

A: Given that,  w = 32 lb Then, m = wg    = 3232 = 1⇒m = 1andk = w8   = 328 = 4⇒k =4

Q: Suppose that 6 Joules of work is needed to stretch a spring from its natural length of 11 cm to a…

A:

Q: 2. Find the work done winding 10 feet of a 25-ft cable that weighs 4.00 lb/ft when there is a 50 lb…

A:

Q: A spring has a natural length of 10 inch. An 800-lb force stretches the spring to 14 inch. How much…

A: *This problem belongs to Analytical Dynamics,so we can solve it in Advanced Math*

Q: ***A spring has a natural length of 10 cm. If 10 dynes of force is required to hold it stretched 1/2…

A:

Q: If. the.work.required to stretch a spring 3 ft beyond its natural length is 9 ft-lb, how much work…

A: We have the relation,   Work = ∫abfdx Where f is the force and dx is the distance. According to…

Q: A spring whose natural length is 20cm exerts a force of 220N when stretched to 25 cm. How much work…

A: Given Natural length = 20 cm force = 220 N stretched to 25 cm therefore x = 25 - 20 = 5 cm = 0.05 m…