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Umnica [9.8K]
3 years ago
14

[K1 A2 T1 C1] A golfer strikes a golf ball on level ground.

Physics
1 answer:
gregori [183]3 years ago
6 0

Answer:

Explanation:

See the file attached .

b ) Range of projectile

= u²sin2θ / g

= 42² sin32 x 2 / g

= 42² sin64 / 9.8

= 161.8 m

c )

Max height = u² sin²32 / 2 g

= 42² sin²32 / 2x 9.8

= 25.27  m .

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Real life scenario where an object has constant velocity but changes mass
SSSSS [86.1K]

Answer:

snowball rolling down a hill lol

7 0
2 years ago
Question 1
Dominik [7]

Answer:

a. All the laboratory equipment given are very basic equipment used in all the laboratories. Name of each equipment is as follows:

  • V refers to the tape measure.
  • W refers to dropper.
  • X refers to an inoculating loop.
  • Y refers to a stopwatch.
  • Z refers to the microscope.

b. Use of each laboratory equipment identified is:

  • Tape measures (V) is used to measure the length of objects or distance in a laboratory.
  • Dropper (W) is used to measure unit of drop required to dispensed as one drop or several drops in any experiment.
  • Inoculating loop (X) is used by microbiologists to cultivate microbes on plates and retrieving an inoculum from a culture of microorganisms.
  • Stopwatch (Y) is used to measure the time of any  experiment.
  • Microscope (Z) is used to magnify an object to look at it in detail.

3 0
3 years ago
A transformer has a primary coil with 106 turns and a secondary coil of 340 turns. The AC voltage across the primary coil has a
UkoKoshka [18]

To solve this problem it is necessary to apply the concepts related to transformers, that is to say passive electrical device that transfers electrical energy from one electrical circuit to one or more circuits.

From the mathematical definition we have that the relationship between the voltage of the first coil and the second coil is proportional to the number of loops of the first and second loop, that is:

\frac{V_s}{V_p} = \frac{N_s}{N_p}

Where

V_p =  input voltage on the primary coil.

V_s=input voltage on the secondary coil.

N_p=  number of turns of wire on the primary coil.

N_s = number of turns of wire on the secondary  coil.

Replacing our values we have:

V_p = 128V

N_p = 106

N_s = 340

Replacing,

\frac{V_s}{128} = \frac{340}{106}

V_s = 410.56V

From the same relations of number of turns and the voltage of the first and second coil we also have the relation of electricity and voltage whereby:

V_s I_s = V_p I_p

Where

I_p= Current Primary Coil

I_s = Current secundary Coil

Therefore:

I_s = \frac{V_p I_p}{V_s}

I_s = \frac{(128)(6)}{410.56}

I_s = 1.87 A

Therefore the maximum values for the secondary coil of the voltage is 410.56V and Current is 1.87A

5 0
3 years ago
What can i do to recycle?
mafiozo [28]

Answer:

You could throw away the following items:

Mixed paper: Newspaper, magazine, junk mail, cardboard, frozen food packaging, wrapping paper, paper bags, etc.

Cans: aluminum, foil, tin, steal, aerosol (empty without pressure) and metal food trays. ...

Unbroken glass: Wine bottles, bottles and jars.

Plastic: Rigid containers like milk jugs, shampoo or water bottles.

Hope this helped

8 0
2 years ago
The force of gravity on a person or object on the surface of a planet is called
viva [34]

Answer:

D. Weight

Explanation:

Hope that helps:)

3 0
3 years ago
Read 2 more answers
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