Your favorite radio program broadcasts 96.3 MHz. What is the wavelength corresponding to this broadcast? Theoretically, the antenna of your radio is half of the wavelength of the radio waves. How long should the antenna be for this frequency

Q: A light of wavelength 589 nm passes from air to a diamond. The thickness of diamond is 4.2 x 10⁹ m.…

A: Given: The wavelength of light in the air is 589 nm. The thickness of the diamond is 4.2x10-9 m.

Q: A positive charge moving with a constant velocity v enters a region of a uniform magnetic field…

A: Given: The nature of the charge is positive. The direction of the velocity of the charge is upward.…

Q: Olg 1. An object in a horizontal surface was moved by applying a constant force (in Newtons), F = 8i…

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Q: What condition is necessary for a real image in a concave mirror? A.) Object outside the focus B.)…

A: Given information :- Here it is given that the image is real formed by a concave mirror and for this…

Q: which of the following graphs represents Ohms low for a solid condutor at the constant temperature?…

A: Ohms law is a formula used to calculate the relationship between voltage, current, and resistance in…

Q: A formula for calculating the magnitude of an earthquake is M = log E Eo that uses the common (base…

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Q: How to interpret astigmatic eye in physics perspective?

A: To understand the phenomenon of astigmatism is to imagine a lens (or mirror) whose surfaces are not…

Q: An 8.5-kg block is pushed along a horizontal rough surface by a 40-N force inclined at 20° with the…

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Q: A wall, acted upon by a force of 20 N, does not move. The work done in this process is (A) 20 J (B)…

A: Force is acted upon the wall but wall is not moving.

Q: Find the impulse Force=12.12 N Time-5.1 s

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Q: An automobile reduces its speed from 70.00 kph to 50.00 kph after covering a distance of 480.00 m.…

A: Second equation of motion, V2 - U2 = 2 a S Where, V = final velocity               U = initial…

Q: 3. Inside a solenoid the magnetic field A. is zero B. is uniform C. increases with distance from the…

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Q: Calculate the kinetic energy stored in car of mass 25.22 kg moving with velocity 10 m/s

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Q: Output of a truck is 4500 J and its efficiency is 50%, input energy provided to truck is A. 5000 J…

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Q: The BMR for a man is following the equation = ((10 x weight (kg) + 6.25 x height (cm)- 5 x age…

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Q: How can you compare alternating current (AC) and direct current (DC)?

A: Introduction :- Here we have to tell the difference between the direct current and alternating…

Q: A meter of polyaramide fiber has a diameter of 560. μm, a mass of 0.143 g, and takes 0.43 s to…

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Q: Given data: Current = 22 A Resistance = 30 ohms Find the voltage

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Q: Find the mass Kinetic energy Velocity of object <= 1260 J 24 m/s

A: Given data :                         Kinetic energy    =    K•E                            Velocity…

Q: A 6.0-uF capacitor, a 0.12-H inductor, and an 85-Ω resistor are connected in series across a 10-V,…

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Q: Write true if the statement is true. If not, write false and change the underlined word to make the…

A: Waves included in electromagnetic spectrum are : radio waves, microwaves, infrared, visible light,…

Q: A sphere with a radius of 5 cm that spins at 2.50 flattens into a disk with a radius of 8 cm. How…

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Q: An object of mass 18 kg is at a certain height above the ground. If the potential energy of the the…

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Q: 4-75.Determine the reactions at A and B for the beam shown in Figure P4-75. 85 kN 50 kN A 464 15 B 4…

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Q: You are about to take a picture of a bullet traveling at 250 m/s, then a very brief flash of light…

A: Given data: Speed of the bullet, v = 250 m/s Distance covered during RC motion, d = 0.5 mm = 0.0005…

Q: What is needed so that we can use the AC power source in appliances that requires only low AC power?

A: Transformer is device which can be two types according to its working. If a transformer convert high…

Q: the first. Calculate the frequency of the first and the last fork.

A: We know the frequency of xth tuning fork =n+5(x-1) as the frequency of the last fork is an octave of…

Q: 1.) Gases in the atmosphere keep the temperature in a range to support life on earth. 2.) There is…

A: Given : To state true or false.

Q: The X-ray used by your dentist has a wavelength of 15 nm. What is its frequency and energy?

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Q: 3. A box (mass = 100 g) is initially connected to a compressed (x = 80 cm) spring (k = 100 N/m) at…

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Q: If you wish to take a picture of a bullet traveling at 500 m/s, then a very brief flash of light…

A: A Flash tube is an electric lamp which is used to produce extremely intense white light for a very…

Q: The 2nd experiment about Work and Energy consists of the transformation of gravitational potential…

A: Answer:-  (1) :- True  Because  By work energy theorem  Gravitational potential energy may be…

Q: The magnetic field in a region has a magnitude of 0.40 T and points in the positive z direction, as…

A: Magnetic flux is given by the formula ϕ  =B→.A→ =BAcosθ

Q: 1. When an object is placed in front of a plane mirror the image is: A. upright, magnified and real…

A: Introduction :- Here we are given with a plane mirror and concave mirror case. We need tell the…

Q: A rickshaw puller pulls the rickshaw by applying a force of 240 N. If the rickaw moves with constant…

A: Given data :                        Force    =    F                       Velocity   =    V…

Q: Calculate the kinetic energy stored in car of mass 25.22 kg moving with velocity 10 m/s

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Q: What kind of circuit is having a closed loop with inductor and a capacitor? Why is AC dangerous than…

A: Answer:-  (1) An LC circuit is a closed loop with just two elements: a capacitor and an inductor. An…

Q: A magnetic force is exerted on a current-carrying wire in a uniform magnetic field. A…

A: At the position of wire, magnetic field is still uniform. Since wire does not produce magnetic field…

Q: Consider the two vectors, A = 14x + 16y B = 3.3x-3.5y Part (a) What is the magnitude of the vector A…

A: As per the answering guidelines we will solve first three Parts. Please upload rest of the parts…

Q: Find the value of acceleration

A: Given data : Initial velocity=U Final velocity=V Time=t   Required : Acceleration

Q: A car mass equal to 1000kg drives on a bridge over a river at a speed of 8m/s. The bridge is…

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Q: A guard on top of a castle shoots an arrow directly downwards. The arrow has a speed of 9m/s when it…

A: (a) Arrow falls under the gravity. So it's acceleration will be equal to acceleration due to…

Q: A wall, acted upon by a force of 20 N, does not move. The work done in this process ********** (A)…

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Q: Find pressure Force 2.6 N Area 2 mm2

A: Pressure is defined as the perpendicular force acting per unit area . Here ,force (F) = 2.6 N  Area…

Q: When the anchor angle larger than 120, the tension in each arm of the anchor is:   Question 5…

A: Let the angle between the anchor is θ

Q: Given data: Current = 22 A Resistance = 30 ohms Find the voltage

A: Given data:  Current (I) = 22 A Resistance (R) = 30 Ω Required: Voltage (V)

Q: Q.1. For the force system shown in Fig. 1, replace the two forces acting on the rectangular solid by…

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Q: Wood has a dielectric constant of 2.80. If capacitor A originally has a capacitance of 0.5 F, what…

A: Dielectric substance are the insulating substance or a poor conductor of electric electricity. When…

Q: Determine the speed of car Distance-21.57 m Time=2 s

A: Given data : Distance=d Time=t   Required : Speed

Q: Imagine that you are in a car that is traveling up a bridge that is inclined at an angle of 15.5…

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