62 : When the load suspended from the end of a wire is increased from 2 kg to 7 kg, the extension produced in the wire increases from 0.5 mm to 1 mm. Find the work done during extension of the wire. (g = 9.8 m/s²)
Q: In the figure shown, if the mass (m=9 Kg) is moving with constant speed and traveled a distance d=10…
A: The mass m=9kg The distance d=10m F=27N
Q: ) A box of mass m= 38 kg which is sliding on a horizontal rough surface and momentarily comes to st…
A: We know that We have given that the mass of 38 kg block moving on a horizontal plane with the…
Q: An object in a horizontal surface was moved by applying a constant force (in Newtons) F = 8î + 5j.…
A: W=F⇀·d⇀=8i+5j N·9 m=72 J+0 J=72 J
Q: 6. A police car o: receive an em increase in spe initial speed o of 3.0 seconds answer in both…
A: Given data m=2400 kgv2=33 m/sW=3.1×105 J Here, m is the mass of the car and W is the work done. Now…
Q: The force constant of a wire is (K) and that of another wire of the same material is (2 K). When…
A: To find- Relation between work done. Given- Force constant of first wire= K1=K Force constant…
Q: As a ball falls under the influence of gravity, does gravity do positive work or negative work?…
A: Given data: A ball falls under influence of gravity Required: The work done by gravity is negative…
Q: In 1990, Walter Arfeuille of Belgium lifted a 281.5 - kg object through a distance of 17.1cm using…
A: Given data: Mass (m) = 281.5 kg Height (h) = 17.1 cm = 0.171 m The speed of the object is constant…
Q: An object in a horizontal surface was moved by applying a constant force (in Newtons), F = 8î + 5ĵ.…
A:
Q: An ice cube of 10g (0.01 kg) is placed on top of a brass ramp with length 16.7 m and inclination of…
A:
Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…
A: Solution:-work done by Non conservative force w1=-40 Jwork done by conservative force w2=60 J
Q: 12) A 7.80 g bullet moving at 600 m/s penetrates a tree trunk to a depth of 6.0 cm. Using…
A:
Q: A force of 6.0 N is used to accelerate a mass of 1.0 kg from rest for a distance of 12m. The force…
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Q: done
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Q: How much mechanical work is required to mov feet to your heart, approximately 1.0m higher? A) 1 J B)…
A: Given:- 13 ) The mass of the blood m = 1.0 kg [ Given ] The height h = 1.0 m [ Given ] Find:-…
Q: 1. The spring is unstretched at the position x = 0. Under the action of a force P, the cart moves…
A:
Q: Find the work done in joules by gravity as an object of the mass m=5 kg is raised up at constant…
A: Given : m = 5 kg h1 = 23 m h2 = 69 m g = 10 m/s2
Q: Ex 12 : Calculate the work done in blowing a soap bubble of radius 0.5 cm. Surface tension of soap…
A: Radius of soap bubble r = 0.5 cm = 0.005 m Surface tension of soap solution is T = 2.5 × 10- 3 N/m
Q: 1. Calculate the work done by a force of 30 N in lifting a load of 2kg to a height of 10m (g =…
A: Required work done by given forces to displace the objects.
Q: The work done in stretching a spring-mass system a distance x from its rest position is U = kx² /2.…
A: Solution - We are given that the work done in stretching the spring-mass system a distance x from…
Q: The figure shows a block of mass 10 Kg. Determine what will be the work done by the force F that…
A: Given, Mass, m= 10 kg, height, h= 18m, and friction coefficient, μ=0.3.
Q: Q. 25 : When the load on a wire is increased slowly from 1 kg wt to 2 kg wt the elongation increases…
A:
Q: An object in a horizontal surface was moved by applying a constant force (in Newtons), F = 8î + 5ĵ.…
A: The force applied to the object is Object displaced distance to the right is d = 9 m
Q: The average power output of the human heart is 1.33 watts.(a) How much energy does the heart produce…
A: Power is Time is Note:Find:(a) Energy produces by human heart in one day.(b) Estimate the height a…
Q: coefficient of kinetic friction 1s 0.4, and the crate is pulled 5.0 m. (a) How much work is done by…
A: Given: Mass of crate, m=10.0Kg Initial speed, vi=1.5m/s Pulling force, F=100N Inclined angle with…
Q: 1. A particle moves in one dimension and is subject to a conservative force, whose potential energy…
A: For equilibrium points we have to calculate force from the potential energy and equate it with zero…
Q: A 4.20-kg box has an acceleration of 2.10 m/s2 when it is pulled by a horizontal force across a…
A:
Q: m A person is pushing a wooden crate of mass mo = 20 kg at a constant speed vo = 1.2– for Ax = 3 m…
A: Given: Mass of the wooden crate, mo = 20 kg Speed of the crate, vo = 1.2 m/s Distance moved, ∆x = 3…
Q: 5. What will be the work done in holding a 25 kg iron plate for 25 seconds? [A] 25 j [B] 1j [C] 0…
A: Here is the step-by-step explanation Step 1: Understand the Concept of Work:The work done (W) is…
Q: 9. A helium balloon is released from the floor in a room at rest, then slowly rises and comes to…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: In the figure shown, if the mass (m36 Kg) is moving with constant speed and traveled a distance d314…
A: mass (m)= 6 kg distance covered (d) = 14 m speed = constant F = 15 N θ = 53o
Q: 2. While training for the upcoming UAAP season, a 60-kg athlete does 30 pushups in a minute,…
A:
Q: 3. A force of 5.0 N is used to stretch a block attached to a spring from its resting position to a…
A:
Q: 3. A piece of shattered glass falls from the 82nd floor of a building. 600 feet above the ground.…
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Q: Calculate the work done when a 5.0 kg bag of apples is lifted 1.2 m off the ground. 13 c)…
A:
Q: A 5-kg block slides () along a rough () horizontal surface. The coefficient of kinetic friction for…
A: Given : m = 5 kg μk = 0.40 v = 3.5 m/s
Q: Purpose: To determine potential energy. 0.97 m 839 Yo m1 m2 LII - 0.80 0.75 0.85 y2 0.90 0.85 Vi0.90…
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Q: Amount of energy required to blow a bubble of radius 5 cm, (surface tension of soap is 30 x 10-2…
A: We need to compute-Energy needed (E)=?The data given as-Radius (r)=5 cm=5×10-2 mSurface tension…
Q: instantaneous rate at which the force does worl
A:
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