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zimovet [89]
3 years ago
11

hypnotist covers a distance of 5 kilometre in one hour and Rahul covers the same distance in 2 hour calculate the speed and stat

e who travels with a higher speed​
Physics
1 answer:
adell [148]3 years ago
3 0

Answer:

At 5km/hr; Hypnotist travels with a higher speed.

Explanation:

Let hypnotist be H while Raul be R.

Given the following data;

Distance H = 5km

Time H = 1 hour

Distance R = 5km

Time R = 2 hours

To find the their respective speed;

a. For H;

Speed = distance/time

Speed H = 5/1

Speed H = 5km/hr

b. For R;

Speed = distance/time

Speed R = 5/2

Speed R = 2.5 km/hr

Therefore, hypnotist travels with a higher speed.

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What is the function of mitocondria? Pls Anyone
Anastasy [175]

Explanation:

Mitochondria is called the 'power house' because It is the site for respiration. It is also responsible for conversation of food to usable energy.

8 0
3 years ago
Read 2 more answers
Enrique is given information about a satellite orbiting Earth. R = 3. 8 Ă— 108 m T = 18 days In order to calculate the tangentia
NISA [10]

The first step that  Enrique must take in order to calculate the tangential speed of the satellite is to convert the period from days to seconds.

We know that the SI unit of speed is meter per second and now, we with to obtain the tangential speed of the satellite.

Since the period is given in days, the first step is to convert the period from days to seconds.

Learn more: brainly.com/question/17638582

6 0
3 years ago
A car is traveling 24.8 m/s and speeds up to 26.8 m/s in 4.3 seconds. What is the car's average acceleration during this time?
Jet001 [13]
  • <em>Answer:</em>

<em>≈ 0.47 m/s²</em>

  • <em>Explanation:</em>

<em>Hi there !</em>

<em>Acceleration formula</em>

<em>a = (v₂ - v₁)/t</em>

<em />

<em>a = (26.8m/s - 24.8m/s)/4.3s</em>

<em>= (2m/s)/4.3s</em>

<em>≈ 0.47 m/s²</em>

<em>Good luck !</em>

8 0
3 years ago
The 50-mm-diameter cylinder is made from Am 1004-T61 magnesium and is placed in the clamp when the temperature is T1 = 15°C. If
Sergio [31]

Answer:

The temperature of steel first becomes 12 MPa at a temperature of 18.65°C

Explanation:

Given that,

Diameter = 50 mm

Temperature = 15°C

Diameter = 10 mm

Stress = 12 MPa

We need to calculate the temperature of steel

Using formula of stress

stress=\alpha Y\Delta T

Where, Y = young modulus

T = temperature

\alpha= coefficient of linear expansion of the material

Put the value into the formula

12\times10^{6}=17.3\times10^{-6}\times190\times10^{9}\times(T_{2}-15)

(T_{2}-15)=\dfrac{12\times10^{6}}{17.3\times10^{-6}\times190\times10^{9}}

T_{2}=3.650+15

T_{2}=18.65^{\circ}

We need to calculate the temperature of magnesium

Using formula of  stress

stress=\alpha Y\Delta T

Put the value into the formula

12\times10^{6}=25.2\times10^{-6}\times45\times10^{9}\times(T_{2}-15)

(T_{2}-15)=\dfrac{12\times10^{6}}{25.2\times10^{-6}\times45\times10^{9}}

T_{2}=10.5+15

T_{2}=25.58^{\circ}

Hence, The temperature of steel first becomes 12 MPa at a temperature of 18.65°C

7 0
3 years ago
Can someone answer this?
tatiyna
I’m sure gravitation should be at the river sorry if I’m wrong
6 0
3 years ago
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