A block with a mass of 20 kg is attached to a spring with a force constant k = 50 N/m. What is the magnitude of the acceleration of the block when the spring is stretched 4 m from its equilibrium position? %3D

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A: 1 mi = 1.609 km Population density = 119,600 per 1 sq mi We have to perform unit conversion.  per 1…

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Q: How many 4-digit even numbers can be made from the digits 0; 2; 3; 7; 8; 9 if the number has…

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A: 1 light year is the distance traveled by light in one year. 1 year = 365.25 days            = (…

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Q: a. Compute a linear trend line for freight car loadings. (Use of Excel's Trendline, with display…

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A: In the given problem, two charges of equal magnitude and equal masses are hung from the ceiling by…

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A: Dimensions of yard are  and Find:Distance traveled by the gopher to reach from one hole to another.

Q: How many inches are in an angstrom, given that 1 angstrom (Å) = 10–8 cm?

A: 1A˙ = 10-8 cm Now, 1 cm = 0.394 inches => 10-8 cm = 10-8×0.394 inches= 3.94×10-9 inches =>1A˙…

Q: L.LYm Im2 Im Q2: Calculate:

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Q: We have a very large sheet of extremely thin paper. Assume that the paper is in fact only 0.1mm…

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Q: Rank these SI distance units from smallest to largest: μm, am, fm, nm, mm, cm, m, km, Gm, Tm, Mm,…

A: Rank these SI distance units from smallest to largest: μm, am, fm, nm, mm, cm, m, km, Gm, Tm, Mm,…

Q: f sound travels at 1,088 feet per second. How many hours does sound take to go around the world?…

A: velocity v = 1088ft/s also ,  circumference of earth is , r = 1.31234e+8ft

Q: I still do not understand. Could you please show by explicitly using the formulas? Thank you.

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Q: While researching fluid dynamics, you come across a reference to the dimensionless number called the…

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Q: The number of square centimeters in 4.00 square meters is O 1) 4000 O 2) 400 O 3) 40 O 4) 40000

A: Given  4 m2

Q: from where there is 1/2 in I expression ? why we multiply by 1/2

A: from where there is 1/2 in I expression ? why we multiply by 1/2.

Q: Lx (ст) Vx (V) 0.4 10 1 30 1.5 50 1.8 60 2.1 70 90 2.7

A: This question is based on Graph analysis and measurments.

Q: Why is it reasonable to assume that a =gsine?

A: An inclined plane, also known as a ramp, is a flat supporting surface that is slanted at an angle,…

Q: x-axis t (minutes) 5 10 15 20 25 30 35 40 y-axis B (number of bacteria) 165 270 450 740 1200 2000…

A: On plotting the above data tge obtained graph for quadratic equation  y = a + bx + cx^2 We get

Q: The world's largest cut diamond is the First Star of Africa. Its volume is 30.2 cubic centimeters.…

A: 1 inch = 2.54 cm  1 cm = (1/2.54) inch  1 feet = 30.48 cm

Q: Expression for time in terms of G (universal gravitational constant), h (Planck's constant) and c…

A: This problem can be solved by matching units on both sides.

Q: What units would the expected value of "k" use? Why?

A: The 'k' in the given expression is a constant of proportionality known as the spring constant. The…

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Q: A newly established country as 4 states, E, F, G, and H. Their populations are in the table. The…

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Q: three distinct unit systems

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Q: 2. A formula with three variables (a, ß, 8) and two parameters (a and b) can be written: 8 = (a - 2)…

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Q: 3.9 x 10^-2, 3.9 x 10^-3, 9.3 x 10^-3 b) 3.9 x 10^-3, 3.9 x 10^-2, 9.3 x 10^-3 c) 3.9 x 10^-3, 9.3…

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Q: Enter the expression NoeA, where No is N-naught (an N with a subscript zero) and A is the lowercase…

A: This is equation of nuclear decay. N=N0e-λt

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Q: Where did you get the first part of b) from? Before multiplying it by e- landaBt

A: Given Data: The successive decay series are A B and C.And their decay constant are respectively λA,…

Q: How do you determine the values to put in 'm'?

A: Interference through thin films.The path difference between any two successive rays will be:where,…