If you increase the initial speed of a bullet by 10% the resultant range will increask by what percent? (Assume air resistance is negligible).

Q: 9. Two boxes sitting next to each other on a flat frictionless floor as shown below. 5 kg 15 kg You…

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Q: 10. A parallel plate capacitor with plates of area (A) and plate separation (d) is charged so that…

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Q: 2. Suppose one of the Napoleon's cannons had a muzzle speed, vo, of 60.0 m/s. At what angle should…

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Q: A100 resistance is connected in series with The voltage across the resistor is, V= (2.0 V) sin (10°…

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Q: In one contest at the county fair, a spring-loaded plunger launches a ball at a speed of Vo = 3.0…

A: Given:-  The lunch speed of the ball is u = 3.0 m/s  The flat board that is tilted up at a 20o angle…

Q: (b) What is the mass (in kg) of the child and basket if a scale reading of 100 N is observed? kg (c)…

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Q: A room attendant does 110.0 J of work in pushing the service trolley by a force of 33.0 N to a…

A: Given data:  Work done (W) = 110.0 J Force (F) = 33.0 N Distance (d) = 8.25 m Required: Angle (θ)…

Q: teeter totter is made of a uniform plank of mass 20 kg and length 8 m. A girl of mass 30 kg is…

A: Given  Plank of mass, m = 20 kg  Length of plank, L = 8 m  Mass of girl, Mg = 30 kg  Mass of boy ,…

Q: Heat is absorbed by a  20g granite boulder with a specific heat of 0.1cal/g°C causes its temperature…

A: Given  Change in temperature is from 10° C to 29° C

Q: A stationary radar operator determines that a ship is 10 km south of him. An hour later the same…

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Q: An object with constant acceleration and traveling horizontally decreases its velocity from 90 m/s…

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Q: Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the…

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Q: Charges of +6 n C, +2 nC, -4 nC and -8 nC are placed at corners A, B, C and D of a square ABCD of…

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Q: A uniformly charged slab has a thickness a and charge density p. The slab is infinitely large in y…

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Q: if a simple contains 1.1 g of Bi-210 Catomic mass = 209.984 105 amy). How many Beta emission would…

A: In the following problem, we have Bi-210 sample. Initial sample, m=1.1 gram Atomic mass, A=209.984…

Q: If the results of the force measurements are F1 = (13.4 + or - 0.6) N and F2 = (18.4 + or - 0.7) N,…

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Q: A horizontal pipeline enlarges from a diameter of 6 in. at point A to a diameter of 12 in. at p B.…

A: Given that;At A:Diameter of pipe = 6 in.Water flow rate vA = 20 cu.ft per sec, 34560 cu. in. per…

Q: 100 Given Ã= 3£ B = 109 Find the vector product Ax

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Q: A soccer player wins a match at Winford Stadium and hits a ball into the stands at 30 m/s and at an…

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Q: In the simulation, set up the situation shown above. Heat the iron and place it in the water. Assume…

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Q: A person pulls a toboggan for a distance of 42.8 m along the snow with a rope directed 26.4° above…

A: GivenA person pulls a toboggan for a Distance, d=42.8 mAngle of rope above the snow, θ=26.4°Tension…

Q: B. A Carnot engine operates between two temperature reservoirs maintained at 200°C and 20 °C,…

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Q: You promised your younger brother that you would give him a ride on his sled. You first push him…

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Q: A particle, starting from point A in the drawing (the height at A is 3.00 m), is projected down the…

A: Write the given values with the suitable variables. hA=3 mhf=6.93 m Here, hA and hf are the height…

Q: Your dog is running around the grass in your back yard. He undergoes successive displacements 3.25 m…

A: Given Data: Three successive displacements 3.25 m south, 7.89 m northeast znd 15.5 m west.

Q: As a sailboat sails 52 m due north, a breeze exerts a constant force F₁ on the boat's sails. This…

A: Given: The distance travel by boat when force F1 exert on boat ( S1 )=52 m. The distance travel by…

Q: Consider a series RC circuit as in the figure below for which R = 9.00 M, C = 4.00 µF, and = 31.0 V.…

A: R=2.60×103 ΩC=8.30×10−6 FV0=31.5 Vt=10.0 s R=2.60×103 ΩC=8.30×10−6 FV0=31.5 Vt=10.0 s

Q: 15° T₁ T, W -10° D

A: Solution

Q: A 287-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 17.1°…

A: GivenMass of crate, m=287 kgθ=17.1°μk=0.253

Q: I use a bucket on the end of a rope to raise/lower objects into/from my treehouse. Rather than risk…

A: Given data:  Mass of phone (m) = 0.2 kg Acceleration (a) = 1.1 m/s2, downward Required: The…

Q: Five Bodies are available in a region where g = 9.785 m/s2 have the following data: A.Body A…

A: Given Data: Weight of Body A WA=10 kN Mass of Body B MA=10 slugs Weight of Body C WC=106 grains Mass…

Q: 3. A train travels 120 km in 2 hours and 30 minutes. What is its average speed?

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Q: W = 270 N, determine the tension in cable BCA if β = 75°.

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Q: ement? T/I [ans: 4.94 cm [E 76° S]]

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Q: Required information In a heat engine, 4.20 mol of a monatomic ideal gas, initially at 4.00 atm of…

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Q: An electron is traveling at = (î+3ĵ- 5k) m/s and experience a magnetic field B = (2î+7ĵ-6k) T. What…

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Q: You are driving down a highway and you pass mile marker 45. A while later, you pass mile marker 112.…

A: Given data:  Initial position = 45 miles Final position = 112 miles The highway is perfectly…

Q: The gravitational force two objects exert on each other is 6000 N. What would be the new force (in…

A: Given data:  Gravitational force between two objects (F) = 6000 N New distance between the objects…

Q: On earth, two parts of a space probe weigh 17300 N and 4920 N. These parts are separated by a…

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Q: B. A commuter backs her car out of her garage with an acceleration of 1.40 m/s². (a) How long does…

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Q: A 19-kg sled is being pulled along the horizontal snow-covered ground by a horizontal force of 27 N.…

A: Given Mass of the sled is m=19 kg Applied horizontal force is F=27 N Initial speed of the of the…

Q: (a) The space between two parallel plate capacitor is filled with two dielectric materials of same…

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Q: A skier leaves the ramp of a ski jump with a velocity of 11.4m/s, 16.2 degrees above the horizontal.…

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Q: An astronomical telescope is to be designed to have a magnifying power of 50 in normal adjustment.…

A: Given, Astronomical telescope in normal adjustment . Magnifying power (M) = 50 length of tube = 102…

Q: 1. A kicked football leaves the ground at an angle 80 = 37.0" with a velocity of 20.0 m/s.…

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Q: 8. Three point-like charges are placed at the following points on the x-y system coordinates (q₁ is…

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Q: Given Å=2+29+32 B-68+89+92 Find the vector product Ax

A: Given: The two vectors are given as A→=x^+2y^+3z^B→=6x^+8y^+9z^

Q: A proton is fired from far away toward the nucleus of an iron atom. Iron is element number 26, and…

A: Given, Proton fired from far away toward the iron nucleus. Atomic no. of iron (Z) = 26 Diameter of…

Q: In a test the velocity of a body was measured over a period of time, yielding the results shown in…

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Q: The roller-coaster car shown below (h₁ = 31 m, h3 = 28 m, h4 = 10 m), is dragged up to point 1 where…

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Projectile Motion