A mass of 4 kg on a horizontal surface has an initial velocity of 5 m/s when it hits a spring. The spring compresses by 0.2 m when the mass has a velocity of 0.7m/s What is the spring constant, k, of the spring

Q: A 750 gram mass is placed on a spring which lies on a frictionless surface. The spring has a spring…

A: Given that, Mass, m = 750 g = 0.75 kg The spring constant of the spring, k = 500 N/m (a) The spring…

Q: 2. A block of mass 0.25 kg is pushed against a spring of spring constant 80 N/m. It can slide…

A:

Q: A 2.0-kg mass is attached to a vertical spring. The mass is held in place with the spring relaxed,…

A:

Q: 8. A mass of 4.0 kg traveling at 2.0 m/s along a smooth, horizontal plane hits a relaxed spring. The…

A:

Q: A 10 g bullet is shot into a 500 g block, at rest on a frictionless horizontal surface. The bullet…

A: Given data: The mass of the bullet is m = 10 g. The mass of the block is M = 500 g. The…

Q: A spring gun with a constant 4 N/m is compressed 2 meters from its natural length and then shoots a…

A:

Q: oriented spring that is stretched 0.65 meters from its equilibrium position. If the spring constant…

A:

Q: A mass of 0.83 kg is initially traveling at 6.1 m/s across a horizontal, frictionless surface. It…

A: Since the mass comes to rest, the final kinetic energy of the mass is zero. Apply conservation of…

Q: A 45-kg block is set into motion by compressing a spring 10 cm from its natural length. The block…

A:

Q: n object of mass 24,000 kg, moving horizontally at 0.12 m/s is brought to a halt by a spring, with a…

A:

Q: A 5.4 * 10^5 kg subway train  is brought to a stop from a speed of 0.85 m/s in 0.33 m by a large…

A: Given data The mass of the train is given as m = 5.4 x 105 kg. The speed of the train is given as v…

Q: A 0.26 kg mass is held at rest against a compressed spring with a spring constant of 191 N/m. When…

A: Mass, m = 0.26 kgSpring constant, k = 191 N/mSpeed of mass, v = 6.9 m/s

Q: 1) A block of mass m on a smooth horizontal surface is pressed up against a horizontal spring with a…

A: As per guidelines, only first question is solved here. Given, A block of mass m on a smooth…

Q: A block is dropped onto a spring with a spring constant of 30 N/m. The block has a speed of 3.3 m/s…

A:

Q: A 1200 kg car rolling on a frictionless horizontal surface with a speed of 66 km / h collides with a…

A:

Q: a box of mass  m = 9.20 kg is sliding across a horizontal frictionless surface with an initial speed…

A: According to the law of conservation of energy , energy can neither be created nor destroyed but can…

Q: A block sliding along a frictionless, horizontal surface with a speed of 1.2 m/s collides with a…

A: We have a block which is moving with a velocity v1=1.2 m/s which compresses a spring to a distance…

Q: 22. A 5.00×10^5 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.400 m by a large…

A: The potential energy stored in spring is given by Where k = force constant of the spring, x =…

Q: You have been asked to design a "ballistic spring system" to measure the speed of bullets. A bullet…

A: Given:          The mass of the bullet is m =1.5 g = 1.5×10-3kg          The mass of the block is…

Q: A block of mass, 1.2 kg is attached and secured to an end of a spring with a spring constant of…

A:

Q: A spring with constant 60 N/m is positioned so that is sits right below an object of mass 3.6 kg.…

A: Given the spring is placed under an object falling from a height. The object will have a potential…

Q: An ideal spring is used to stop blocks as they slide along a table without friction. A 0.80 kg block…

A: Given: mass of the block (m) = 0.80 kg                                         speed (v) = 1.6 m/s…

Q: A 320 g object is sitting on a vertical spring that is compressed 4.1 cm from its equilibrium…

A: As the object is sitting on the vertical spring is compressed  x = 4.1 cm = 4.1 *10-2 m initial. So…

Q: A spring with a spring constant of 120 N/m with an uncompressed length of 36 meters is compressed…

A: Spring constant (k) = 120 NmOriginal uncompressed length (L) = 36 m Mass of block (m) = 30 kg…

Q: What is the elastic potential energy of the block-spring system (in J)? J=? If the block is now…

A:

Q: 75-kg block is set into motion by compressing a spring 25 cm from its natural length. The block then…

A:

Q: A box is attached to a spring and has a mass of 0.006 grams. The box, which is compressed 0,002 cm…

A:

Q: A spring-loaded toy gun is aimed vertically and fired after a spherical projectile of mass m = 29.5…

A:

Q: A block of mass 250.0 g is placed on top of a light vertical spring of constant k = 4.80 x 10 N/m…

A: The correct option is B. When the spring its compressed by 6.6 cm (=0.066m), the potential energy…

Q: A pop-up toy has a mass of 20 grams and a spring constant of 150 Newtons per meter. A Force is…

A: Mass of toy (m) = 20 grams = 0.02 kg Spring constant (k) = 15 Nm Energy stored in the spring (E) =…

Q: A 250-gram mass is placed on a vertically oriented spring that then is stretched 0.3 meters below…

A: Mass of object, m = 250 gm = 0.250 kg Stretch in spring, y = 0.3 m Spring constent K= 125N/m

Q: Under normal conditions a tennis ball has a diameter of 6.6 cm, but when a 90 kg professor stands…

A:

Q: A cork gun contains a spring whose spring constant is 17.0 N/m. The spring is compressed by a…

A:

Q: A spring has a force constant of 18.9 N/m and a rest length of 0.35 m.The spring is stretched to a…

A: The change in potential energy of the spring must be equal to the kinetic energy gained by the mass…

Q: 4. Suppose a block of mass m slides over a surface with kinetic friction coef- towards a spring with…

A: