Which of the following graphs best illustrates the horizontal displacement of a projectile as a function of time? Ignore friction. (K:1) B. d, A. dx Select one: O a. D O b. B 0 с. с O d. A C. d, D. d, t

Q: Suppose there is a 0.45 mm thick layer of 20°C water between two microscope slides. The area of…

A: Write the given values with the suitable variables. t=0.45 mm=0.45×10-3 mA=7.2 cm2=7.2×10-4 m2u=0.95…

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Q: Saturn has mass 95 times that of the Earth and 9.5 times of its radius. From this data, (a)…

A: Let mass of earth = M mass of saturn (m) = 95 M Let the radius of earth = R The radius of saturn (r)…

Q: 1. Suppose that the velocity of a particle in motion is given by v(t): 44t² t² + 1 feet per second,…

A: Given: The velocity of the object is. vt=44t2t2+1…

Q: 1. If the body starts from rest at A and slides 200 ft down the 30° incline, how far will it then…

A: Given data: The weight of body is w=100 lb. The distance between A and B is l=200'. The angle of AB…

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A: In the battery energy is in the form of chemical energy When light turns energy is electric enegy

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Q: A 6 - m string wounded on the rim of a wheel (r = 10.28 cm) is being pulled out at a rate of 61…

A: length of string (L) = 6 m radius (r) = 10.28 cm= 0.1028 m v = 61 cmsec= 0.61 ms

Q: choose the correct answer.  1. Which of the following best describes the outcome of Hertz’s famous…

A: confirmed Maxwell’s EM theory best describes the outcome of Hertz’s famous experiments of 1887. So…

Q: Which of the following remain(s) constant for a projectile: it's horizontal velocity component, v,…

A: Given data:  A projectile motion Horizontal velocity component = vH Vertical velocity component = vy…

Q: Based on how the charge moves in a uniform magnetic field, state some differences of it to a moving…

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Q: Two ideal gases have the same mass density and the same absolute pressure. One of the gases is…

A: Two ideal gases have the same mass density and the same absolute pressure. One of the gases is…

Q: In a double-slit interference experiment, the wavelength is λ = 582 nm, the slit separation is d =…

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Q: A nylon rope used by mountaineers elongates 1.8 m under the weight of a 68-kg climber. If the rope…

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Q: Police radar guns measure the speed of moving vehicles by transmitting electromagnetic waves at a…

A: Given:Police radar transmits at a frequency (ftransmited) =22.4 GHz or 22.4×109 HzCar moving toward…

Q: What is the intensity of a 70-dB sound

A: Given: Sound level in decibel = 70 dB

Q: An object is thrown from the top of a castle vertically at a speed of 24 (m/s) and it reaches the…

A: Given: The intial velocity of the object is 24 m/s vertically upward. The time of flight is 8 s.

Q: 1537. A cannon is mounted on one end of a railroad ear and a rigid target is mounted on the other…

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Q: If the body starts from rest at A and slides 200 ft down the 30° incline, how far will it then move…

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Q: IRZ E₂ R2 Σ 3.00 ΚΩ 2.00 ΕΩ a www R₁ Ⓡ the current (in mA) in each resistor shown in the figure…

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Q: Sun is 4 X 10^26 watts and Los Angeles 3 X 10^8 watts How many cities like Los Angeles could be…

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Q: The colors of the stars in the sky range from red to blue. Assuming that the color indicates the…

A: In this question we have to find the surface temperature of red and yellow star at the given…

Q: Consider the pressure on a shot putter's hand as he throws the heavy shot. Area of contact=…

A: Area of contact (A) = 48.5 cm2= 4.85×10-3 m2force (F) = 795 N

Q: A 50.0 centimeter long straight copper wire carrying a current of 2.3 A, makes an angle of 45…

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Q: An electric clothes dryer is rated at 3,400 W. How much energy does it use in 30 min?

A: power of electric cloth dryer (P) = 3400 W time (t) = 30 min

Q: Suppose that you have found a way to convert the rest energy of any type of matter directly to…

A: Given data as per question efficiency  =  65% density of water = 1kg/liter dr  =  2.70mm

Q: The diagram below shows two concentric, conducting, circular loops with currents traveling in…

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Q: What is the current for the circuit shown? www R13 5Q R17 10 Q + V2 12 V R16 25 Ω ⒸVV. + V1 12 V R15…

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Q: An inductor that has an inductance of 16.0 H and a resistance of 24.0 2 is connected across a 100 V…

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Q: Two capacitors C, and C₂ are connected in series. a) Derive an expression for the equivalent…

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Q: A motor boat moves at a steady speed of 3 m/ acting on it is 1230 N. s. Water-resistance Calculate…

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Q: I am thinking of installing a device on my roof that absorbs light with a frequency of 1.86*10^15…

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Q: When two lenses are used in combination, the first one forms an image that then serves as the object…

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Q: 7. Two parallel wires are separated by a distance of 0.05 m. Wire 1 (located at the left) carries a…

A: We have two wires with currents I1=12 A and I2=6 A flowing in the opposite directions and separated…

Q: B. Find the slope of the curve at the given pol 11. y=4-3x² at (-1, 1) 12 p=x²-5 at (1, –4)

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Q: 2. Given the PV diagram shown below: 7₂ P T₁ P₁ V a. What are the pressure, volume, and temperature…

A: Given : Diagram of Carnot's cycle is given

Q: For the circuit shown below, € = 17V, L = 8mH, and R = 50. After steady state is reached with S₁…

A: Equation of current through inductor I = 3.4 e-Rt/L  = 3.4 e(-5t/8×10^-3)  Now, rate of change of…

Q: A diverging lens has a focal length of magnitude 20.2 cm. (a) Locate the images for each of the…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: A simple harmonic motion (S.H.M.) is expressed by, x = 0.01 sin400t + 0.1 cos400t. Find the…

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Q: QUESTION 4 If the frequency of the wave is 11.14 Hz, and the wavelength is 6.41 m, what is the wave…

A: Given  Frequency of wave  v = 11.14 Hz Wavelength of wave L= 6.41 m To find  Wave speed in m/ s

Q: If you want to melt an ice cube. Do you need to add or remove energy to it?

A: Introduction :- An ice cube is given and we want to melt it. So we need to tell the for its melting,…

Q: 7. A 60W light bulb runs for 3 hours, how much electrical energy has it used?

A: Power = P = 60 W time = t = 3 hours = 3 x 3600 = 10800 s energy = E = ?

Q: A rock is thrown upward with a velocity of 1212 meters per second from the top of a 2424 meter high…

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Q: Consider A = 5i − 7j, B =− 3i+ 8j, and C = 17j − 4i. (a) Find the unit vector having the same…

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Q: The disintegration rate of a certain radioactiv sample at any instant is 4750 disintegrations per…

A: Decay constant determines the rate of decay. Here, we calculate  the given as follow;

Q: A solenoid with an inductance of 14 mH is charged up from an initial current of 3.0 A to a current…

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Q: The pressure of sulfur dioxide (SO2) is 2.44 x 104 Pa. There are 433 moles of this gas in a volume…

A: Given: The pressure of the gas is 2.44x104 Pa. The volume of the gas is 58.5 m3. The number of the…

Q: child in an inner tube is bobbing up and down in the ocean and notices that after a wave crest…

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Q: A child bounces in a harness suspended from a door frame by three elastic bands. (a) If each…

A: a) Given  Mass of child  M = 7.15 kg Strech in elastic band  ∆x =  0.250 m To find  Spring constant…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –