exactly is meant by the term "quantum physics"?

Q: kid runs towards the edge of a merry-go-round that is not rotating and jumps on. The merry-go-round…

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Q: An RC circuit consists of a 30.0 [V] voltage source, a switch initially in the off position, a 10.0…

A: Dear student The potential difference across a capacitor in a RC charging circuit is given by: V =…

Q: 44. • An object attached to the free end of a horizontal spring of constant 450 N/m is pulled from a…

A: Given: The spring constant is 450 N/m. The initial stretching from the equilibrium is 12 cm = 0.12…

Q: Take a look at the resistor network. Which of the following switch combinations should be closed to…

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Q: A 80 kg skydiver is free falling at a constant velocity of 19 m/s. What is the net (total) force…

A: Given Mass of the sky diver, m=80kg Constant velocity, V=19m/s The net (total) force can be…

Q: 2. A 40-lb suitcase has an initial velocity down the ramp of va = 20 ft/s and the coefficient of…

A: in this  question  we use  equation of motion and free body diagram  equation.

Q: A 80 kg skydiver is free falling at a constant velocity of 19 m/s. What is the net (total) force…

A: Given,  Mass of skydiver = 80 kg Velocity of skydiver = 19 m/s

Q: (a) What happens to the magnitude and direction of a vector when you negate the vector? (b) When is…

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Q: 1. (1) What potential difference is needed to stop an electron that has an initial velocity v = 5.0…

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Q: A scalloped hammerhead shark swims at a steady speed of 1.8 m/s with its 90-cm-wide head…

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Q: What are difference between vibation and waves

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Q: The speed of the magnet through the coil increased with drop height. Did the rate of change of…

A: We know, from faraday's law- and

Q: i should have said where; p=V^2/R P=[ML^2 T^-3] V=[L^0.5 M^0.5 T^-1] solve for R

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Q: A toy rocket with a mass of 367 grams is launched into the air using a spring.  At position A in the…

A: The potential energy at height h is     = mgh  where , m=mass,            g =  acceleration due to…

Q: A man pushes on a brick wall. With what amount of force does the wall push back on the man? a…

A: 1) a man pushes on a brick wall Let the force exerted by the man on the brick wall = F

Q: "If we apply a ___________ to an object, its __________________ will change and it will…

A: "If we apply a  force  to an object, its velocity will change and it will accelerate."…

Q: A flat sheet of paper of that has side measures of 300mm by 240mm is oriented so that the normal to…

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Q: You work at a garden store for the summer. You lift a bag of fertilizer with a force of 114 N, and…

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Q: = Consider the system as shown in Fig. 2. The pulley is massless and the whole system is…

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Q: Your video analysis of the motion of a marble gives it position in frame 23 as (x23, 923) = (0.134…

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Q: A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See figure below. For…

A: a) Total displacement travelled in 4seconds =(1/2)*4*12 = 24m Time taken =4s Average velocity is…

Q: The distance an object is from a diverging lens is changed by a factor of 5.8, by what factor does…

A: Given: distance of an object is changed by a factor of 5.8  Find : By what factor does the angular…

Q: If the block is 1000kg, determine the value of frictional force if P is equal to 3200N.…

A: Given: A block of mass 1000 kg

Q: The coefficient of static friction between a 2.0 kg box and a plane inclined 28° to the horizontal…

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Q: A ball is thrown from A. If it is required to clear the wall at B. Given: Initial velocity, VA =…

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Q: . Two blocks connected by a cord passing over a small, frictionless pulley rest on frictionless…

A: solution :- Given that, the two blocks connected by a cord passing over a small, friction less…

Q: 23.8° The wheel rolls with no slip. Rod AO drives the wheel such that the velocity of the rod (and…

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Q: A 1kg rock us released from rest at height of 20m. Ignoring air resistance, determine the GPE,KE,…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: status: QUESTION 31 A meter stick balances horizontally on a knife-edge at the 50.0 cm mark. With…

A: As per guidelines we are suppose to do only one question from multiple questions, kindly post other…

Q: Suppose a 67.5 kg gymnast climbs a rope. (a) What is the tension (in N) in the rope if he climbs at…

A: Given Data:  The mass of the gymnast is:  m=67.5 kg The constant upward acceleration is:  a=1.65…

Q: A 83 kg man is running across a sheet of ice at a speed of 2.6 m/s. He tries to stop abruptly, but…

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Q: 1. Consider three protons (each with a charge of +lel) positioned on the three corners of a square…

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Q: A stone is dropped from the top of a tower 40m height. At the same time another stone is thrown…

A: Initial velocity of the second stone=20 m/s Time to touch the ground of tje 1st stone =2.6 s

Q: 8. The driver of a car steps on the gas, and the car accelerates with acceleration a. When writing…

A: The motion of any object is governed by Newton's three laws of motion. The second law states that…

Q: A 91 kg janitor wearing running shoes is running across an ice rink at a speed of 3.2 m/s. They try…

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Q: A guitar string has a fundamental frequency of 330 Hz. If the string has a length of 65 cm and is…

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Q: What happens to the power that is released as sound travels through the air?

A: We need to answer what happens to the power that is released as sound waves travel through the air

Q: A balloon rubbed against denim gains a charge of -2.0 μC. What is the electric force between the…

A: Solution: Given: 1 m = 100 cm k = Coulomb's constant = 8.98755 x 109 N.m2/C2 q1 = charge on balloon…

Q: Gold can be hammered into decorative gold leaf, which is only 1.00E-07 m thick. If 1.88 troy ounce…

A: We know the density of a material sample, ρ=mV. Where m = mass of the sample and V= volume of the…

Q: With FRICTION Static Coefficient of friction = 0.21 Find the minimum mass ml if the system has to…

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Q: The four 2.18g spheres shown below have q+ve = 16.0nC and d=3.04cm. The spheres are released…

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Q: A 3.65x10-12 C is placed inside a cube. What is the amount of electric flux passing through each…

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Q: At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship…

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Q: A fluid in a fire hose with a 46.1 mm radius, has a velocity of 0.63 m/s. Solve for the power, hp,…

A: in this question  we use flow rate equation then power equation.

Q: 6. Two identical balls, each of mass 0.10 g, carry identical charges and are suspended by two…

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Q: Determine the centroid of the beam's cross-sectional area and then compute the moment of inertia…

A: Point to note:- Centroids of rectangular objects lies are the geometrical centers of the rectangle.…

Q: Determine VB and angular velocity (WAB) if VA=20m/s and AB=30cm

A: Calculate the velocity of AB.

Q: student is asked to determine the resistance R of a resistor. The student is provided with the…

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Q: Four point charges, each of magnitude 16.12 μC, are placed at the corners of a square 56.1 cm on a…

A: Required  net force on negative charge  electric field at P

Q: An oil tank is in the form of a right circul Find the total force on one e horizontal. 50 N/cubic…

A: GivenDiameter of right circular cylinder, d=4 mWeight density of oil, W=50 N/m3