Answer the question below: Using dimensional analysis, prove that the expression v = at is correct.

Q: What are dimension variables? Give examples.

A: Dimensional variables are those physical quantities which do not have fixed values, but they are of…

Q: How many correct experiments do we need to disprove a theory? How many do we need to prove a theory?…

A: One case where the "theory" fails to hold is enough to prove the theory is not true.E.g. I say "All…

Q: I get the calculation, but would it be possible to have the logic behind?

A: in this question  torque is the main for reason for rotate  the block . torque = force ×  radius the…

Q: Calculate the absolute error, relative error, parts per thousand and parts per million error for the…

A: Absolute error is given as:  A.E=xi-x…

Q: Find the resultant time and the absolute uncertainty given the formula and absolute uncertainty…

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Q: Use a right sum with 6 rectangles to calculate the distance traveled by a vehicle with a velocity…

A: Distance = time * speedhere velocity is given so we need to modules of v(t)

Q: attached excel file and

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Q: our car speedometer has an uncertainty of 4.8 km/h at a speed of 95 km/h. What is the percent…

A: speed of car= 95 km/hr Uncertainity = 4.8 km/hr

Q: The number of significant figures for the following number (0.0034097) Select one: О а.3 of Ob. 5 О…

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Q: Our classroom was kept at 25.0°C during your experiment, so v is predicted to be 343 m/s. What is…

A: Given data :              Speed of sound in air ;                                          Expected…

Q: The dimensional homogeneity of the equation a is L; prove that this assertion is true.

A: Answer :- The equation is  h = ho + Vot + (1/2) gt2  According to principle of homogeneity the…

Q: Performing addition for these values: 3.14, 5.71201, 4.0, 55 and 100.1 will give a result ontaining…

A: Given data: The values are 3.14, 5.71201, 4.0, 55 and 100.1 Required: Number of significant figures…

Q: ok i understand much better now but where did the 0.258 come from (multiplied to 17)

A: Moment of force

Q: What are the assumptions made when using the formula qV = 1/2 mv^2?

A: Step 1 There are following assumptions made using the formula qV=1/2(mv)2   Assumption 1: Charge is…

Q: Let a  =  2i + 5k  and  b  =  i + 4j + k. Find the angle between a and b. Express your answer in…

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Q: Show the equation v^2=vo^2+2ax is dimensionally correct

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Q: Present the conversion of Jm-1 to its simplest MKS unit, then identify the derived dimensions for…

A: step1: We need to convert Jm-1 to its simplest MKS unit We need to identify the derived dimension…

Q: Which of the following definite integrals setup (in terms of y) provides the area of the region…

A: Given that:- Graph of two equation is given in the question, we have to find area of bounded region.

Q: Convert the given standard notation below to scientific notation. Then, perform the indicated…

A: Solution: Convert the standard notation to scientific notation. 150,000=1.5×105 0.0025=2.5×10-3…

Q: Show that the expression ν = at, where ν represents speed, a acceleration, and t an instant of time,…

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Q: A typical person has an average heart rate of 68.0 beats/min. Pay close attention to significant…

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Q: Which is the most convenient point to calculate the equivalent values?

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Q: Is it possible for γ to be smaller than unity?

A: For ideal gas,

Q: why is the final answer positive and not negative instead

A: Final answer is representing only magnitude of the electric field (because it's not a vector…

Q: The radius of a circle is measured to be (10.5 ± 0.2) m. Calculate(a) the area and (b) the…

A: (a) The area of the circle is

Q: please help me plot the graph for these two trials it should be the best fit line and please let me…

A: The velocity of any object can find from the graph plotted position vs time. At any point, velocity…

Q: can you find out the 3 decimal places in final answer of A and B?

A: Rule 1: If right side of digit that we needed to round  is 1, 2, 3, 4 , then simply drop all digits…

Q: Show your step by step solutions. 6. With a wooden ruler, you measure the length of a rectangular…

A: length of rectangular sheet = 16 mm width of rectangular sheet = 5.98 mm

Q: Calculate the following and express the answer in the proper number of significant figures:…

A: calculation

Q: has 5.66700 4 significant figures O 6 significant figures O 3 significant figures O 5 significant…

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Q: If the length of a rectangle = |5 ± 0.1|m and its width = |4 ± 0.2 | 12 m. So, the rectangle area is…

A: The area is length times breadth. So, A = 5*4 = 20m2

Q: idr F (riz

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Q: You have been given the operations below. Do them and display your answers using the correct number…

A: Significant figure rules : In addition or subtraction the final answer is rounded off to the same…

Q: Take the magnitude and the angle and calculate the x and y components and verify that they match…

A: Given:- The force F = 14.1 with the angle of 45o with the horizontal. Find:- Find x and y components…

Q: A. Unit Conversion. Show your complete solution. Write your answers up to 3 significant figures.…

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Q: A wheelchair ramp is to be constructed from level ground up to a doorway 0.54 meters above the…

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Q: olve the att

A: GivenE=250 JR=39 Ωt=10 ms=0.01 sV=Vo2

Q: I need  assignment helper for physics   , I can 100 + assignment per day  with daily and weekly…

A: please send valid question

Q: A diver running 1.4 m/s dives out horizontally from the edge of a vertical cliff and 3.6 s later…

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Q: Calculate the following calculations to the correct number of significant figures: a.)…

A: 1) In multiplication or division, the final result should retain as many as are there in the…

Q: If for the right triangle shown a = 5.0 and b = 3.0, then what is tan 0? (Note that no attempt has…

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Q: How many correct experiments do we need to prove a theory? Explain.

A: There is not a fixed number on which we can say that how many experiments need to be done to prove a…