1. Why are several readings taken for each physical quantity? 2. A single reading taken with a meter stick for the length of a cylinder is 5.5 cm. What is the probable percent error in the reading?

Q: A new unit of length is chosen such that the speed of light in vacuum is unity. What is the distance…

A: Given: Speed of light = 1 unit Time taken = (8 x 60) + 20 = 480 + 20 = 500s

Q: Prof. Chini's research group uses short bursts of laser light to measure the motion of electrons…

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Q: 1. 3kf 20 kn www w 5k0 w γιων ένοια Ο 12 mA 60 kn 100 1k0 www (1) Usesource transformation to…

A: Source Transformation: Let us understand this technique of source transformation using an example.…

Q: DE-5 The Tokyo-Osaka express is moving at 90.0M/S to the left along its track as shown in the figure…

A: When both observer and source are moving relative to each other there is a change in frequency…

Q: 1. The picture shows a gibbon hanging from a tree branch in a tropical forest. If you know the mass…

A: The two forces are T1 and T2mass of gibbon = m

Q: ххххпх х х х X X XX X X |X X X CL >X X X X X X X+ х х ххх XX x X X X X XV X X X XUx__x _x X X

A: The length of the road L =10 cm =10×10-2 m The intensity of the magnetic field  B = 0.80T The induce…

Q: Electrons in the picture tube of an old-style television travel at 1.25 × 108 m/s. At this speed,…

A: Speed of electron "v"= 1.25× 10^⁸ m/s . Distance travel "d"= 11.5 Inches = 0.2921m

Q: A boat takes 3.00 hourshours to travel 50.0 kmkm down a river, then 6.10 hourshours to return. How…

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Q: 5. x In x dx

A: Here we will be using UV rule for integration

Q: If a varies directly with m and indirectly to x, and a=18 when m=24 and x=8, find m when a=26 and…

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Q: #A-891-843. B-821-70 j-42k and C-68 i92j Y Determine A-(B+C) Express your answer using two…

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Q: A train leaves Little Rock, Arkansas and travels north at 85 kph. Another train leaves at the same…

A: The two trains, one moving north and the other moving south, are moving in opposite directions.…

Q: a) C = Ā B b) Ĉ = Ā B c) C = Ã × B

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

Q: The air temperature was 72.60° F during a thunderstorm, and thunder was timed 7.65 s after lightning…

A: Since the lighting is travelled in the air at the speed of light. And the thunder travels in the air…

Q: 6. Determine the equation, which will represent the best line for the following set of data, and…

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Q: 18. An intelligent alien living on a planet in the solar system orbiting Alpha Centauri, the nearest…

A: The time taken by the Alien to receive signals is, t=dv=4.367 light year6.0×1012 miles1 light…

Q: (42 х 105) + (62 х 105)

A: HERE THE POWER TERM IS EQUAL. HENCE WE TAKE THE POWER TERN OUTSIDE THE BRACKET AND JUST BY ADD.…

Q: My math makes it 2211.94. Why do you have 2210?

A: Using calculator you will get K.E.= 2211.94592 J Now for this question answer should be 2211.95 J.

Q: how about if the v= 0.884

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Q: 2.467 is still wrong for the magnitude

A: A→= 1.7 × 10^6 km B→ = 1.3 × 10^6 km at angle of 70° north of east

Q: 40.0 V 30.0 V 20.0 V 10.00 6.00 2 8.002

A: We have

Q: Let = 317 units @ 199.5 degrees B= 312 units @206 degrees C = 358 units @ 1949 degrees If D= A+ B+ Č…

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Q: In the figure particle 1 (of charge +1.17 mC), particle 2 (of charge +1.17 mC), and particle 3 (of…

A: Dear student The elecrric field is a vector quantity. Therefore it must be added according to vector…

Q: Suppose you are on Mars when it is 9.00 x 1010 m from earth. You call earth for the correct time and…

A: SOlution: Given that distance = 9x1010 m recieved message at = 3.29 pm

Q: Q.2. Find the magnitude of the resultant force and its direction, measured counter clockwise from…

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Q: A man is standing near a window. The window is 7.14 meters tall. The man watches a falling atone…

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Q: If Q, > 0, Q, |Q;| then which answe choice gives correct information?

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Q: Exhibit 1.1 18 13 10 16 14 13 17 15 13 11 14 14 11 10 12 12 11 13 15 9 12 13 16 8 18 Using the…

A: The given numbers in the set are unordered, order these numbers by placing them in ascending order 8…

Q: Would you mind checking your answer for m? It does not seem correct.

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Q: Find Xb b/2 ト ノナ

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Q: is the direction 20 degree angle N of W?

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Q: The distance between Saturn and the sun is approximately 8.9 × 108 mi. The speed of light is…

A: Given data:  Distance between Saturn and the sun (d) = 8.9×108 mi The speed of light (v) = 1.9×105…

Q: Find the value of q1+q2?

A: Coulomb’s law for electrostatic force (F) between two charges (Q1 and Q2) separated by distance (r)…

Q: ᴡʜᴀᴛ ɪꜱ ᴛʜᴇ ᴠᴏʟᴜᴍᴇ ᴏꜰ ᴡᴀᴛᴇʀ ɪɴ ꜰᴛ3 ᴏᴄᴄᴜᴘɪᴇᴅ ɪꜰ ɪᴛ ʜᴀꜱ ᴀ ᴡᴇɪɢʜᴛ ᴏꜰ 238 ʟʙꜰ ᴡʜᴀᴛ ɪꜱ ᴛʜᴇ ᴅᴇɴꜱɪᴛʏ ᴏꜰ ᴀ…

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Q: 2x + 3y = 4 3x - y = -5   x= ? y=?

A: Minimum 2 equations are required to solve a Linear equation in two variables. There are several…

Q: 132 9.8M/s x 3,72m/s?

A:

Q: velocity =−12i + 21.5j m/s, how fast is it moving?

A: The velocity of an object is   V=-12 i+21.5 j  m/s

Q: IS. A car travds hall distance with 40 kmph and rest half diane withse kmph dhen de verage peed of…

A: The given problem is based upon the relationship between distance, speed, and time. We know that…