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pychu [463]
3 years ago
5

What would you do to improve the precision of an experiment?

Physics
2 answers:
REY [17]3 years ago
8 0

Answer:

The precision of an experiment is the condition where an experiment is very accurate and correct by performing various types of experiments. Some of the steps in improving the precision of an experiment are as follows-

1) Observations must be clearly made

2) Collecting data to the related problems or prior experiment analysis

3) Making proper use of the equipment (instruments)

4) Making a hypothesis on the basis of collected data

5) For precision, the test/experiments should be made with proper sample size.

6) Errors related to instruments and experimental errors should be reduced.

7) In some experiments, parallax must also be reduced.

GenaCL600 [577]3 years ago
5 0

Explanation:

Precision represents that how close the different measurements of the sample one take are to one another.

  • One can increase the precision in lab by paying attention to each and every detail.
  • Usage of the equipment properly and also increasing the sample size.
  • Ensuring that the equipment is calibrated properly. They should be clean and functioning. Using equipment which is not functioning correctly can cause results to swing wildly and also bits of the debris stuck to the equipment can influence the measurements of the mass and the volume.
  • Each measurement must be taken multiple times, especially if experiments in which combining of the substances in specific amounts is involved.
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Montano1993 [528]

Answer:

A) I = Io 0.578,   B) he light that leaves the polarized is completely polarized, being perpendicular to the axis of the second filter

Explanation:

A) Light passing through a polarizer must comply with the / bad law

          I = Io cos2 tea

Where is at the angle of the polarizer and incident light

          I = Io cos2 45

         I = Io 0.578

Therefore the beam intensity is 0.578 of the incident intensity

.B) the light that leaves the polarized is completely polarized, being perpendicular to the axis of the second filter

3 0
3 years ago
determine the magnitude of the flux in kg/s (no sign, just the magnitude) of air through the surface s. the density of air is 1.
Nonamiya [84]

the velocity of the air is94.25V kg/s

Calculation :

Assuming velocity of air through spherical shell = V m/s

then flux = ρ *π *a^{2}*V kg/s

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Rate of change of distance. Rate of change of displacement. The velocity of a moving object can never be negative.

Velocity is the directional velocity of a moving object as an indicator of the observed rate of change of position from a given reference frame.

Velocity (v) is a vector quantity that measures displacement (or change in position, Δs) versus change in time (Δt), given by the formula v = Δs/Δt.

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5 0
11 months ago
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Two cyclists, 50 miles apart, start riding toward each other at the same time. One cycles 4 times as fast as the other, and they
Bond [772]

Answer:speed of slower cyclist is 5 mph

Explanation:

Given

Distance between two cyclist is 50 miles

One cycle is 4 times fast as other

Speed of slower cyclist is r miles per hour

speed of faster cyclist is 4 r

they meet after t=2 hr

Distance traveled by fast cyclist is x=2\times 4r

Distance traveled by slower cyclist is y=2\times r

x+y=50

2\times 4r+2\times r=50

8r+2r=50

10r=50

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3 0
2 years ago
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yuradex [85]

Answer:

c)They can also be simultaneous in S if their separation is zero.

Explanation:

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8 0
3 years ago
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3 years ago
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