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Licemer1 [7]
3 years ago
12

What observations tell you that a car is accelerating

Physics
1 answer:
professor190 [17]3 years ago
8 0
When the car moves and makes a sound that is louder that when the car is just sitting there
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Does the Digestive System deconstruct both mechanically and<br> chemically?
SIZIF [17.4K]

Answer:

Chemically

Explanation:

Your stomach acid would break down food and theYour stomach acid would break down food and that would be chemical.

7 0
3 years ago
65. A length of wire is bent into a closed loop and a magnet is plunged into it, inducing a voltage and, consequently, a current
natulia [17]

Answer:

Resistance of the second wire is twice the first wire.

Explanation:

Let us first see the formula of resistance;

R = pxL/A

Here L is the lenght of the wire, A the area and p is the resistivity of wire.

As we are given that the length of second wire is double than that of the first wire, hence the resistance of second wire would be double.

Since we have two loop in second case, inducing double voltage but as resistance is doubled so the current would remain same according to ohms law

I = V/R

6 0
3 years ago
Read 2 more answers
If the fundamental frequency of a musical instrument is 42Hz, what is the frequency of the second harmonic?
timurjin [86]
For the majority of instruments f = n f0 where f is the resonating frequency, n is any whole number and f0 is the fundamental. 
<span>This applies to trumpets, violins, flutes and a broad range. </span>
<span>In such a </span>case<span> the first harmonic would be at n=1 and the second harmonic would be at n=2 </span>

<span>which gives a frequency of 84 Hz</span>
7 0
3 years ago
An airplane flies 1,592 miles east from Phoenix, Arizona, to Atlanta, Georgia, in 3.68 hours.
Gnoma [55]
Maybe it is around 300
8 0
3 years ago
How many significant figures are in 246.32
muminat

Answer:5

Explanation:

Decimal :2

Significant notation :2.4632× 10^2

8 0
3 years ago
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