In this problem, there is a 5.5 kg mass at (0,-4)m, a 8.5 kg mass at (-3, 6)m, and a 6 kg mass at (2, 0)m. What is the coordinates of the center of mass?

Q: An Atwood's machine  consists of two masses: one of mass 1.23 kg and the other of mass 4.96 kg.When…

A: Two masses given are M1 = 1.23 kg M2 = 4.96 kg When the masses are released from rest we have to…

Q: A 62.7-kg skier coasts up a snow-covered hill that makes an angle of 20.4 ° with the horizontal. The…

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Q: Question 4.2a The 5.50-kg block shown in the figure is suspended between two cords of negligible…

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Q: The D-string on a properly tuned guitar produces a tone with a fundamental frequency of 146.8Hz. The…

A: Given thatThe fundamental frequency (f) =146.8 HzThe oscillating length of a D-string on a certain…

Q: A conducting ring encloses an area of 2.0 cm² and is perpendicular to a magnetic field of strength…

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Q: Describe two important ways in which weight and mass differ and one important way in which they are…

A: Describe two important ways in which weight and mass differ and one important way in which they are…

Q: It requires External Work [Wext] of 4.67 X 10-6 J to move a Negative charge between two charged…

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Q: Question 1: a)An simple harmonic oscillating system has a displacement equation x(t) = (7.4 m) cos…

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Q: Sam, whose mass is 71 kg, takes off across level snow on his jet-powered skis. The skis have a…

A: The mass of the person, The applied force, The coefficient of kinetic friction, uk = 0.1

Q: A parallel-plate vacuum capacitor has 8.08 J of energy stored in it. The separation between the…

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Q: Initially, for circuit shown, switch S is open & capacitor voltage = 80 V. The switch S is closed at…

A: When switch is open, the capacitor voltage Resistance Capacitance Time

Q: In a truck-loading station at a post office, a small 0.200 kg package is released from rest at point…

A: (Using the data as per the diagram)

Q: The space station is at 400km altitude, and the earth radius is 6378km. Calculate g in the space…

A: The acceleration due to gravity  at a distance from the center of Earth is given by,where,  is the…

Q: A girl launches a toy rocket from the ground. The engine experiences an average thrust of 5.26 N.…

A: The average thrust Mass of the engineMass of the fuel Time Mass of the rocket body

Q: A 0.8-kg glass bowl (cglass = 0.2 kcal/kg°C) and a 0.8 kg iron pan (ciron = 0.11 kcal/kg°C) have a…

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Q: A force is applied to a steel wire ‘A', rigidly clamped at one end. As a result elongation in the…

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Q: Consider a spherical surface of radius R centered on the origin and carrying a uni- form charge…

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Q: OKE= OKE= 2 2p (22) p² 2m

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Q: The box has v₁ = 5.40 m/s and is speeding up at 4.70 m/s²? The y axis points upward. Express your…

A: Mass of the box (M) = 58.0 kg

Q: A spaceship of mass 2.0×106 kg is cruising at a speed of 4.9x106 m/s when the antimatter reactor…

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Q: how would you solve this? For total internal reflection to occur, the angle of incidence must be…

A: Light travels at different speeds in different materials. In an optically denser medium (medium with…

Q: In this problem we use the subscript W to represent the air, which has a wind. Hence, we use the…

A: The magnitude of the airplane's velocity, VAE  is given by the resultant of the two vectors VAW and…

Q: A ball thrown horizontally at 29 m/s travels a horizontal distance of 51 m before hitting the…

A: horizontal velocity of ball =29 m/sThe horizontal distance traveled by the object is 51 m.

Q: dog sees a squirrel 13.6 m away. The dog runs toward the squirrel at 5.3 m/s. The squirrel was not…

A: GivenSpeed of dog The distance which should be covered by dog is given by The distance which should…

Q: Sam, whose mass is 71 kg, takes off across level snow on his jet-powered skis. The skis have a…

A: The mass of the person, The applied force, The coefficient of kinetic friction, uk = 0.1

Q: A ball is dropped (from rest) from a window and hits the ground with a speed of 7.0m/s. If the ball…

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Q: The mass of a golf ball is 45.9g. If it leaves the tee with a speed of 77.0m/s, what is its…

A: Mass (m) = 45.9 gVelocity (v) = 77.0 m/s

Q: A bowling ball encounters a 0.760-m vertical rise on the way back to the ball rack, as the drawing…

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Q: Based on the data, calculate the average water density using the trendline equation (y=0.867x +…

A: The average water density is based on the trendline equation . represents the pressure in hPa,…

Q: 5. What colors are present in figure 2c above? Would this object appear reddish or bluish?

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Q: A car is traveling along a road, and its engine is turning over with an angular velocity of +220…

A: The initial angular velocity of the car's engine is ωo=220 rad/s.The final angular velocity of the…

Q: 12. The earth rotates once per day about an axis passing through the north and south poles, an axis…

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Q: In which case does the object have the biggest total work done on it by all forces during its…

A: We have given three objects falling down from the equal height 'H'. But these objects fall along…

Q: You are in the early stages of an internship at NASA. Your supervisor has asked you to analyze…

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Q: A brick has a mass of 1.3kg. It is dropped (from rest) from a height of 18.8m. What is the speed of…

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Q: Consider a rock that is thrown off a bridge of height 68 m at an angle = 21° with respect to the…

A: Write the horizontal component of the initial velocity.Write the vertical component of the initial…

Q: Sam, whose mass is 71 kg, takes off across level snow on his jet-powered skis. The skis have a…

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Q: In the first scene of the 1981 movie Raiders of the Lost Ark, archaeologist Indiana Jones…

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Q: A crate is given an initial speed of 2.2 plane shown in (Figure 1). Assume μ Figure m m/s up the…

A: As per guidelines we can solve only first question among multiple questions

Q: As shown in the figure, a billiard ball with mass m₂ is initially at rest on a horizontal,…

A: We are given 2 balls. They suffer collision. We first apply conservation of momentum for both x and…

Q: 7. A kangaroo hunter uses a heavy rock tied to a 2m long string. He holds the free end 2m above the…

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Q: A system of two objects has AKtot = 7 J and AUint = -5 J. Part A How much work is done by…

A: The total change in PotentiL energy of the system = -5JThe total change in kinetic energy of the…

Q: a unicycle with a tire of 68cm in diameter travels 8.7km How many revolutions does the wheel make

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Q: Review Conceptual Example 8 before starting this problem. A block is attached to a horizontal spring…

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Q: Suppose a free-fall ride at an amusement park starts at rest and moves toward the ground due to…

A: Time, t = 2.8 sInitial velocity, u = 0 m/sAcceleration due to gravity, g = 9.8 m/s²Final velocity, v…

Q: I₁ 4Ω 12 V. 5 02- -41₁ +6+713 = 0 O 13 + 12 + 11 = 0 Consider the circuit in the figure and identify…

A: An electric circuit is givenWe can divide it into two loops and can apply kirchoff voltage rule for…

Q: A plastic cup of negligible mass contains 0.280 kg of an unknown liquid at a temperature of 30.0 °C.…

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Q: What happens if a Horizontally polarized light beam goes through a quarter wave plate rotated by 45…

A: a Horizontally polarized light beam goes through a quarter wave plate rotated by 45 degrees.

Q: compressed 3.0 cm. How far must you compress a spring with twice the spring constant to store the…

A: compression in 1st  spring     x1 = 3.0 cm = 3.0 cm

Q: 12. A 2.00 kg object is initially at rest on a horizontal surface. An applied force of 30.0 N…

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