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AlladinOne [14]
4 years ago
10

When you look at a car's speedometer while driving, you are seeing the car's __________.

Physics
1 answer:
Zarrin [17]4 years ago
7 0
You're seeing what the car's speed is at the instant you look.

You're not seeing the car's average speed, not even for the
past minute, and you're not seeing the car's velocity.
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This system filters wastes from the blood
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The excretory system is responsible for removing waste from the body
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g A car is traveling east at 15.0 m/s when it turns due north and accelerates to 30.0 m/s, all during a time of 5.00 s. Calculat
nirvana33 [79]

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from \: first \: equation \: of \: motion \\ v = u + at \\ a =  \frac{v - u}{t}  \\ a =  \frac{30 - 15}{5}  \\ a = 3 {ms}^{ - 2}

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3 years ago
An object displaces 652ml of water. What is the volume of the object
Eva8 [605]
If the object is completely submerged at that time, then the volume of
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3 years ago
Define the unit of current. Name the device which is used to measure
Free_Kalibri [48]

Answer:

The ampere, symbol A, is the SI unit of electric current. It is defined by taking the fixed numerical value of the elementary charge e to be 1.602 176 634 x 10-19 when expressed in the unit C, which is equal to A s, where the second is defined in terms of ΔνCs.

the device used to measure current in a circuit is ammeter

3 0
3 years ago
Calculate the phase angle (in radians) for a circuit with a maximum voltage of 12 V and w-50 Hz. The voltage source is connected
Vinvika [58]

Answer:

The phase angle is 0.0180 rad.

(c) is correct option.

Explanation:

Given that,

Voltage = 12 V

Angular velocity = 50 Hz

Capacitance C= 20\times10^{-2}\ F

Inductance L=20\times10^{-3}\ H

Resistance R=  50\ Omega

We need to calculate the impedance

Using formula of impedance

z=\sqrt{R^2+(\omega L-\dfrac{1}{\omega C})^2}

z=\sqrt{50^2+(50\times20\times10^{-3}-\dfrac{1}{50\times20\times10^{-2}})^2}

z=50.00

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Using formula of phase angle

\theta=\cos^{-1}(\dfrac{R}{z})

\theta=\cos^{-1}(\dfrac{50}{50.00})

\theta=0.0180\ rad

Hence, The phase angle is 0.0180 rad.

3 0
4 years ago
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