At a track meet, a runner runs the 100 m dash in 12 s. What was the runners speed? Answer in m/s (answer with 2 significant figures)

Q: The amplitude of the wave shown is ---.

A: Answer is (d)  2 m, explanation is in next step

Q: What is the meaning of physics

A: Physics is a  branch of science deals with the nature and properties of matter and energy. In the…

Q: 10.0 m. Y 500 N T₁ 3.0 m 6.0 m X

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Q: water n = 19m calculate fir A r FH Th 3m 4m 3h

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Q: Om=2.78 |h=31m Find P.E g=10m ls2

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Q: Assume that the brakes in your car result in a constant deceleration of magnitude a, which is…

A: Let the initial and final velocities of the car be denoted as u1 and v. Use the third kinematic…

Q: How many significant figures are in each of these measurements?

A: 0005 we know all non zero numbers are significant  all zeros in left side of the digit is…

Q: A particle (mass m, charge q) is moving on a circular orbit (radius R) with angular velocity . = 2π…

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Q: 6x² - 19 = 0

A: Solving the equation x² = 19/6

Q: Determine where the resultant acts measured from A. A. 3.27 ft B. 4.84 ft C. 5.03 ft D. None of…

A: Given :-  A beam is given with a varying load from 150 lb/ft to 200 lb/ft , and a point load of 500…

Q: 55F=k

A: Required :  55 F in Kelvin

Q: 9. Convert 3.14 rad into degree. OA. 180 OB. 45 O C. 60 OD. 30

A: According to question we need to convert rad to degree .

Q: When a hypothetical diatomic molecule having atoms 0.8860 nm apart undergoes a rotational transition…

A: Given, r=0.8860 nm l=2

Q: 1.) Which of the following correctly represents a closec

A: Close circuit makes complete path for flow of current.  In figure B, circuit is broken . In figure C…

Q: 17. 1.2 x103÷ 2.5 x 109 = ? A. 4.8 x10-13 B. 4.8 x105 C. 3.0 x 10-13 D. 3.0 x105

A:

Q: Which of the following cross-sectional areas will have the largest second moment of area? a. Solid…

A: We know that the Second moment of area is also known as the area moment of inertia of the shape, it…

Q: If we have : A=-3i+5j-k B=i-j-3k Calculate a)the unit vector u in A direction b) magnitude of B c)…

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

Q: 4. Analytically solve: 3m N+ 5m S+ 2m S+ 7m W+ 4m E

A: Given 3m N + 5m S + 2m S + 7m W + 4m E  Expressing in terms of i and j  Taking i as positive x-axis…

Q: How many scale does the device has ?  A. One  B. Two  C. Three  D. None

A: The device in the given picture is a Vernier caliper.

Q: Solve for r. r+P = S 8

A:

Q: Using the letters, match each prefix with the multiplier it represents. V V V V x 10-6 x 106 x 10-3…

A: The given prefix are associated with multiplier as per their definition.

Q: 18.) Determine the amount of energy, in joules, stored in a defibrillator's 17.0 – µF capacitor that…

A:

Q: 5. You measure the mass of an unknown object and obtain measurements of 25.6 g and 25.3 g. What is…

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Q: Perform the indicated operations for the following measured values: a. 3.815 g x 1.0410 g = b.…

A: According to question--- what is perform indicated ?

Q: (a) A shell is shot with an initial velocity vo of 20 m/s, at an angle of = 00 60° with the…

A:

Q: A rod has length 2 meters. At a distance x meters from its left end, the density of the rod is given…

A: Given Density of rod δ(x)=2+6x And length of the rod is 2m. Let's take a small element of length dx…

Q: IN the picture

A: