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Alenkasestr [34]
3 years ago
6

What do you expect the enclosed current is for a bar magnet?

Physics
1 answer:
BartSMP [9]3 years ago
6 0
The point P lies at a linear distance 1 m from the corner. Magnetic field due to current in wire Magnetic field due to current in wire. Applying Right hand thumb rule, the magnetic field at P is perpendicular to xy plane and into the plane of drawing (i.e. negative z-direction).
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What is the object’s acceleration?
Nat2105 [25]

Answer:

the acceleration of object is 3m/1s

5 0
3 years ago
Why are water storage tanks usually built on towers or hilltops??
Komok [63]

Because when you open the faucet, you want the water to
rush out with pressure, not just dribble or ooze out.  The
water has to be supplied to the user with pressure.  Either
you supply it from a height, or else you'll need to use pumps
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8 0
3 years ago
A simple pendulum 2 m long swings through a maximum angle of 30 ∘ with the vertical. part a calculate its period assuming a smal
victus00 [196]

Length of the pendulum (l) = 2 m

Acceleration due to gravity = g = 9.8 m/s^2

For small amplitude, the pendulum will undergo simple harmonic motion.

Hence, the time period of the pendulum for small amplitude = 2\pi \sqrt{\frac{l}{g} }

Now, plug the values of l and g

T = 2\pi \sqrt{\frac{2}{9.8} }

T = 2 × 3.14 × 0.451

T = 2.83 seconds

Hence, the time period of the pendulum for small amplitude = 2.83 s

3 0
2 years ago
Read 2 more answers
When light waves hit ice, most of them bounce off and radiate back into space. Because of this, ice is best described as which k
viktelen [127]
A. Reflective
The light reflects off the ice

Hope this helped
8 0
3 years ago
Read 2 more answers
Air conditioners are rated by their coefficient of performance at 61 ∘ F inside temperature and 99 ∘ F outside temperature. An e
vovikov84 [41]

Answer:

the maximum possible coefficient performance is 13.7

Explanation:

inside temperature, T_{C} = 61 F = 289.26 K

outside temperature, T_{H} = 99 F = 310.37 K

coefficient of performance, COP (real) = 3.2

according to Carnot's theorem, the coefficient of performance is

COP_{max} = \frac{T_{C} }{T_{H}-x_{C}  }

where

T_{C} is cold temperature

T_{H} is hot temperature

thus,

COP_{max}  = \frac{289.26}{310.37-289.26}

             = 13.7

6 0
3 years ago
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