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777dan777 [17]
4 years ago
14

The SI units for momentum are: Question 3 options: mph Newtons kg*m/s lbs*mph

Physics
2 answers:
dsp734 years ago
6 0

The SI units for momentum are : kg*m/s

The formula for momentum is given as

P = mv where m = mass , v = velocity

we know that :

unit of mass = kg

unit of velocity = m/s

hence the unit of momentum are kg*m/s

Lunna [17]4 years ago
4 0
The SI unit for momentum is kg*(m/s)
You might be interested in
An object initially at rest experiences an acceleration of 9.8 m/s2 how much time will it take it to achieve a velocity of 58 m/
Ber [7]

Answer:

The time required by object to achieve velocity 58 m/s is 5.918 second.

Given:

acceleration = 9.8 \frac{m}{s^{2} }

Initial velocity = 0 m/s

final velocity = 58 m/s

To find:

Time required by object = ?

Formula used:

According to first equation of motion is given by,

v = u + at

Where, v = final velocity

u = initial velocity = 0 (Given The particle is at rest initially)

a = acceleration

t = time

Solution:

According to first equation of motion is given by,

v = u + at

Where, v = final velocity

u = initial velocity = 0 (Given The particle is at rest initially)

a = acceleration

t = time

58 = 0 + 9.8 (t)

t = \frac{58}{9.8}

t = 5.918 s

The time required by object to achieve velocity 58 m/s is 5.918 second.



8 0
3 years ago
The work done in holding a 30kg of bricks to a height of 20m is
ella [17]
The work done to "HOLD" a load of bricks at any height is zero.
Work is done only when force acts through a DISTANCE.

The work done to LIFT 30 kg of anything to 20m higher than
it already is, is

(force) · (vertical distance)

= (mass) · (gravity) · (vertical distance)

= (30 kg) · (9.8 m/s²) · (20 m)

= 5,880 joules
8 0
3 years ago
4.
Ulleksa [173]
The correct answer is C. Universal Gravitation (it was written by Issac Newton)
4 0
4 years ago
A person opens a door by applying a 10-N force perpendicular to it at a distance 0.90m from the hinges.
quester [9]
You faded out there before asking your question. 
Here's some info that might be of interest:

Torque = (force) x (distance from the pivot) = (10 n) x (0.9 m) = 9 newton-meters
6 0
4 years ago
A 243 mL cup of whole milk contains about 45 mg of cholesterol. Express the cholesterol concentration of the milk in kilograms p
timama [110]

Answer: 0.1851 \frac{kg}{m^{3}}

Explanation:

We have this concentration in units of mg/ml:

\frac{45 mg}{243 ml}

And we need to express it in kg/m^{3}, knowing:

1 ml= 1 cm^{3}

1 m^{3}= (100 cm) ^{3}

1g = 1000 mg

1 kg = 1000 g

Hence:

\frac{45 mg}{243 cm^{3}} \frac{1 g}{1000 mg} \frac{1 kg}{1000 g} \frac{(100 cm) ^{3}}{1 m^{3}}=0.1851 \frac{kg}{m^{3}}

5 0
3 years ago
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