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Agata [3.3K]
3 years ago
14

Zeros are never significant digits true or false

Physics
2 answers:
liraira [26]3 years ago
7 0
This affirmative is false
Savatey [412]3 years ago
6 0
False. Zeros count when they're after other numbers like (4,5) - non-zeros.
Zeros to the right of a decimal place count. Also zeros that are in between the non-zero digits count as significant digits. Zeros to the left of a decimal place dont count.
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Find the force necessary to pull a 6 kg object 3 m/s2
mars1129 [50]

Answer:

<h2>18 N</h2>

Explanation:

The force acting on an object given it's mass and acceleration can be found by using the formula

force = mass × acceleration

From the question we have

force = 6 × 3

We have the final answer as

<h3>18 N</h3>

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6 0
2 years ago
Derive the kinetic equations for Vmax and KM using the transit time and net rate constant method as discussed in class and follo
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6 0
3 years ago
A time-varying magnetic field is caused by which of the following?
Anit [1.1K]

A time-varying magnetic field can be caused by fluctuating electric fields.

7 0
3 years ago
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Svetlanka [38]

Answer:

Space

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8 0
3 years ago
A "spherical capacitor" is constructed of two thin, concentric spherical shells of conducting material. Let a be the radius of t
Shalnov [3]

Answer:

C=\frac{ab}{k(b-a)}

Explanation:

We can assume this problem as two concentric spherical metals with opposite charges.

We have also to take into account the formulas for the electric field and the capacitance. Hence we have

C=\frac{Q}{V}\\\\E=k\frac{Q}{r^2}\\

Where k is the Coulomb's constant. Furthermore, by taking into account the expression for the potential and by integrating

dV=Edr\\\\V=\int_{R_1}^{R_2}Edr=-\int_{R_1}^{R_2}\frac{kQ}{r^2}dr\\\\V=kQ[\frac{1}{R_2}-\frac{1}{R_1}]

Hence, the capacitance is

C=\frac{1}{k[\frac{1}{R_2}-\frac{1}{R_1}]}

but R1=a and R2=b

C=\frac{ab}{k(b-a)}

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3 0
3 years ago
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