42.81이 56.98cm 29.06 28.05°

Q: Part A A 23-kg chandelier hangs from a ceiling on a vertical 4.0-m-long wire. What horizontal force…

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Q: 1. Calculate the wavelength of a sound wave that has a frequency of 110 Hz and a wave speed of…

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Q: I think letter b is incorrect, the magnetic force shoud be 2.4x10^-4 N and it is not 2.4 x10^-14N

A: The calculation for B:

Q: The ammeter shown in the figure below reads 2.28 A. Find I, !2, and E. (Assume R = 6.55 2.) E- 15.0…

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Q: Heavier bodies need greater initial effort to put them in motion. why?

A: According to Newton's second law of motion, F = ma , that is force is directly proportional to mass.

Q: Four small spheres, each of which you can regard as a point of mass 0.400 kg, are arranged in a…

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Q: Part A The label rubbed off one of the capacitors you are using to build a circuit. To find out its…

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Q: What is the wavelength of an unidentified wave that has a ve speed of 50 m/s and a frequency of 15…

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Q: The Mk I variant of the Supermarine Spitfire (shown below) first flew in 1936. Its maximum speed at…

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Q: this time you drop a ball from a height of 2.20 m, and observe that it hits the floor 0.335 s after…

A: Write the given values with the suitable variables. h=2.20 mt=0.335 su=0 m/s Here, h is the height,…

Q: Concept Simulation 26.4 provides the option of ray diagram that applies to this problem. The di an…

A: Given The distance between an object and its image formed by a diverging lens is 6.70 cm. The focal…

Q: nobhow domwoH (3 1. Consider a constant force F of magnitude 10N acting over a displacement of…

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Q: Determine the acceleration of the system shown. 30° 30* 12 kg 8 kg

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Q: An electron is moving with a speed of 1 x 10 m/s and perpendicular to a magnetic field of 5.0 x 10 3…

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Q: 10 Q 12µF 12 Q 6V 6µF Given: V = 6.0 Volts C1 = 12 uF C2 6.0 µF %3D R1 = 10.0 Q %3D R2 = 6.0 Q -W-

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Q: A piece of stone thrown vertically upwards . It reaches the maximum height in 7 seconds. If the…

A: Given data :   Final  velocity of  stone   =  V   Time   =  t   Acceleration  due  to  gravity  =  g…

Q: A circular coil 13.0 cm in diameter and containing nine loops lies flat on the ground. The Earth's…

A: Given DataD=13cmr=6.5cm=0.065mA=6.9AB=5.00×10-5Tα=59.0°N=9 loops

Q: A convergent lens forms a real image 0.89 times the size of the object. The distance between object…

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Q: What is the gravitational force that the Earth exerts on you?. No numbers, explain.

A: We know the gravitational force between two massive objects is, F = GMmr2 here, M is the mass of the…

Q: Suppose that a person unwisely drives 75 mi/h in a zone 55 mi/h and passes a police car going 55…

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Q: ou are driving a car along a straight road at 133 kph. Suddenly, you saw  a cat crossing the road…

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Q: A motor boat moves at a steady speed of 2 m/s. Water - resistance acting on it is 1440 N. Calculate…

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Q: Suppose an object of mass 10.0kg begins at rest and is acted upon by a force of magnitude F(t) =…

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Q: standing wave of the third overtone is induced in a stopped pipe, 9 m long. The speed of sound is…

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Q: B3.[7pt] A particle initially located at the or igin has an acceleration of vector a= 1.00 jm/s² and…

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Q: Using the Pythagorean theorem and the graphical method, calculate the resultant vector of the…

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Q: A standing wave of the third overtone is induced in a stopped pipe, 1.7 m long. The speed of sound…

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Q: Determine the velocity in ft/s of the 7-lb block when t = 3 s if the block has a speed of 11 ft/s…

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Q: 1. Calculate the wavelength of a sound wave that has a frequency of 110 Hz and a wave speed of…

A: Data provided:  A sound wave Frequency (f) = 110 Hz Speed (v) = 160,000 m/s Required: Wavelength (λ)

Q: A curious physics student places an object with mass M at the end of a spring, and sets it…

A: Given data:  Original mass = M New period (T') = 2T Required: New mass (M')

Q: A monkey flings a 25.8 kg coconut at a speed of 3.22 m/s. Another monkey tosses a 19.3 kg bunch of…

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Q: ake three resistors.R1=25 ohms, R2=17 ohms and R3 = 3 ohms. Let V0 = 30 V. Now, connect the…

A: In the given problem, there are three resistors connected in series across a battery of emf 30 V.…

Q: An object is attached to a vertical spring and slowly lowered to its equilibrium position. This…

A: Let m be the mass of the object.  Therefore the weight of the object is mg.

Q: Provide given, unknown, FBD and complete solution. This is Conservation of Energy topic. A 200-lb…

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Q: An electric turntable 0.820 m in diameter is rotating about a fixed axis with an initial angular…

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Q: If a bus traveling at 30 m/s is subjected to a steady deceleration of 6 m/s? . How long will it take…

A: Write the given values with the suitable variables. u=30 m/sa=-6 m/s2 Here, u is the initial speed…

Q: A car is moving on a straight road 16 m/s. It is acceleration at 30 m/s2 . What will be it's…

A: Given data :    Acceleration   =   a    Initial velocity   =  u    Time  =   t         To find :…

Q: What is the acceleration of a box of mass 2kg that is pushed with a force of 10N?

A: Relation between force and acceleration is given by:- Force = mass × acceleration .Given:- Force =…

Q: Q05. Consider two copper balls, each of one molar mass, and 10.0 m apart. Suppose 0.01% of the atoms…

A: We have two balls both of 1 molar mass which are at a distance r=10 m from each other. 0.01% off the…

Q: how do you solve the letter b? I don't get the solution, can you please to step by step. thanks!

A: In part b, are are solving for the pressure at the second floor. We need to use the Bernoulli's…

Q: 0.0kg rests on level ground and there is no friction between the box and the ground. Resting on top…

A: We know that we have given that the box of mass 100 kg rests on level ground and there is no…

Q: A parallel plate capacitor is consturcted of two (2) square conducting plates with side length…

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Q: 4 3 2 1 -1 -2 -3 -4 -5 0.5 1 1.5 2 2.5 3.5 Time (s) For the above graph, in exact form (e.g. 7,…

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Q: Two waves are generated on a string of length 3.7 m to produce a three-loop standing wave with an…

A: As you have asked for part A only therefore I am answering only that part. Given : L = 3.7 m A = 4.2…

Q: A crate of mass 60 kg is pushed along a floor with a force of 18 N for a distance of 3 m. Calculate…

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Q: 15.1 PQ4Why is the Reynolds number for onset of turbulence given by Re > 2000 in fully flowing…

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Q: A car is moving on a straight road m/s. It is acceleration at 30 m/s? . What will be it's velocity…

A: GivenInitial velocity of car, u=16 m/sAcceleration, a=30 m/s2Time , t=8 s

Q: The figure below shows a simple RC circuit with a 3.50-µF capacitor, a 2.60-MQ resistor, a 9.00-V…

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Q: An aluminum-alloy rod has a length of 14.402 cm at 20.00°C and a length of 14.415 cm at the boiling…

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Q: ..A force of 7N acts on an object. The displacement is, say 8 m, in the direction of the force. Let…

A: Given data :    Force  =  F   Displacement  =  d        To find :         Work done

Estimate of calculation