What is the force on an object of mass m=80Kg with the acceleration of a=3.5 m/s^2?

Q: a) Without any math, explain which spring balance will have a larger reading. b) What are the forces…

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Q: How much time in seconds must a 270 N force from a catcher’s glove act to decelerate a fast ball…

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Q: en problem.) 1. Electric charges Q₁ = 20 and Q2 = -30 are placed at r₁ = (1,0,0)a and r₂ = (0,1,0)a.…

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Q: A soccer ball has a mass of 0.45 kg when it is kicked from rest by a foot that has a mass of 6.1 kg.…

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Q: 27. A 2.00-kg object attached to a spring moves without friction (b=0) and is driven by an external…

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Q: A particle travels in a circular orbit of radius r = 127.9 meters. Where it's speed is changing at a…

A: The objective of the question is to find the total acceleration of a particle moving in a circular…

Q: The changes of magnetic flux passing through a loop in terms of time in induction are shown in the…

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Q: Problem 3: How much work is done by the boy in the figure as he pulls his sister 30 m in a wagon…

A: Given data: Force (F) = 50 NAngle (θ) = 30°Displacement (d) = 30  mRequired:Work done

Q: Clearly explain each steps

A: (a)  The highest efficiency the heat engine can attain is  37.5% .(b) The actual efficiency or…

Q: 9. A mass m₁ = 5.00 kg is connected by a light string that passes over a pulley of mass m3 = 6.0 kg…

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Q: 11. A particle executes simple harmonic motion with an amplitude of 3.00 cm. At what position does…

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Q: 6. A solid sphere with a radius of 16.0 cm rolls on a level surface with a constant angular speed of…

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Q: One of the Kansas City Chiefs jumps up twice to celebrate the OT game winning touch down in the…

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Q: Find the expression of potential at point 'p' due to the charges charges in the d q a q

A: The objective of the question is to find the expression of potential at a point 'p' due to the…

Q: (2) Two pressure sensors are located as shown in the sketch. For an 8-s progressive wave, the…

A: d≈0.2495mH≈2.3595mL≈27.24mExplanation:Step 1: To calculate the wave depth (d), wave height (H), and…

Q: A 5-kg mass is attached to a spring with stiffness 15 N/m. The damping constant for the system is…

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Q: While playing basketball in PE class, a student lost her balance after making a lay-up and collided…

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Q: What is the difference between a low and high-frequency sound? Which type of sound travels the…

A: The difference between low and high-frequency sound lies in their frequency and wavelength.…

Q: was incorrect

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Q: Two blocks of mass M₁ and M₂ are connected by a massless string that passes over a massless pulley…

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Q: Consider the mass spectrometer shown schematically in the figure below. The magnitude of the…

A: Magnitude of electric field Magnitude of magnetic field Mass of singly charged ion is the charge of…

Q: Problems 21-15 refer to the following diagram and situation. In the circuit below, AV bat = 12.0 V…

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Q: 2. During a tennis serve, a racket is given an angular acceleration of magnitude 160 rad/s2. At the…

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Q: (4) C .) In class, we calculated the minimum speed needed by a ball to maintain contact with the…

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Q: What are the suitable resistance levels for the internal circuits of voltmeters and ammeters…

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Q: two-man bobsled is pushed at the start by two athletes with a combined applied force (FA) that is…

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Q: emf + R₁ ww R₂ R3 R4 ww Find the the potential drop across R4. R₁=1ohm, R₂=7ohm, R3-3ohm, R4-7ohm,…

A: Circuit diagram is given as,

Q: A favorite physics demonstration at the University of Texas at Austin is a giant skateboard about 6…

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Q: SA particle of mass m slides without friction inside a hemispherical bowl of radius R. Show that if…

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Q: Mice have a leg length of about 17 mm. IF we assume that they have a walking gait, what would their…

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Q: A luge and its rider, with a total mass of 90.0 kg, emerge from a downhill track onto a horizontal…

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Q: Suppose a man does 35.5 kJ of work with an efficiency of 4.95 % a. How much food energy, in…

A: Work done is Efficiency is Note:Find:Food energy.

Q: Blocks with masses of 3.0 kg, 4.0 kg, and 5.0 kg are lined up in a row on a frictionless table. All…

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Q: A velocity selector operates by using perpendicular electric and magnetic fields in the region of…

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Q: Suppose that the rms speed of carbon dioxide molecules, with molar mass of 44.0 g/mol, in a flame is…

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Q: What is the charge of the capacitor stored in a 2 μF capacitor when it is connected to a 6.0 V…

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Q: Problems 4-5 refer to the following diagram and situation. A point charge (with charge Q) at the end…

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Q: Use this light curve of a star with a transiting exoplanet to answer the following. If the exoplanet…

A: Required to find the average orbital distance.

Q: . A mass spectrometer is being used to separate common oxygen-16 from the much rarer oxygen-18,…

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Q: When heating water for cooking food, it is common to use an electric or natural-gas cooktop. A metal…

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Q: You can chew through very tough objects with your incisors because they exert a large force on the…

A: The objective of this question is to calculate the pressure exerted by a tooth when a force is…

Q: Suppose you measure a standing person’s blood pressure by placing the cuff on his leg 0.525 m below…

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Q: 8.26 IS INCORRECT

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Q: Assuming the magnitude of the force vectors are proportional to their drawn length (see attached…

A: The answer to this question is explained as follows Explanation:Step 1: Step 2: Step 3: Step 4:

Q: One 'day' on Planet X equals 16 Earth hours.A geostationary communications satellite orbits Planet X…

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Q: The left ventricle of a resting adult’s heart pumps blood at a flow rate of 83 cm3/s, and an average…

A: The objective of this question is to calculate the total power output of the left ventricle of a…

Q: I did a physics lab and got some values. I want to check them theoretically to see how the results…

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Q: In the figure the battery has potential difference V = 13.0 V, C₂ = 3.50 μF, C4 = 4.90 μF, and all…

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Q: emf RA ww RB ww R₁ ww ww R₂ C Rc ww Find the intensity of the current in Amperes through the…

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Q: John's mass is 94.7 kg, and Barbara's is 54.8 kg. He is standing on the x axis at xj = +9.14 m,…

A: Given Data:Mass of John's m1 = 94.7 kgPosition of John's xj  = 9.14 mmass of Barbara's m2 = 54.8…