Mechanics

Anonymous

2 days ago

#mechanics #physics

Effects of force on a body?

2 1

Nitha Mulungu

3 days ago

#mechanics #physics

A car of 120kg mass traveling at 5m/s comes to the rest over a distance of 30m.Find the average retardation (braking acceleration or deceleration) and braking forces?

2 1

Nitha Mulungu

3 days ago

#mechanics #physics

A 1.6m long barrel propels an object of mass 70kg.If the object is propelled in barrel for 1.2s , find the average net force exerted on it?

2 1

Nitha Mulungu

3 days ago

#mechanics #physics

John pushes a 12kg carton with a force of 60N. If the carton moves with an acceleration of 2m/s^2, what is the friction force action on the carton?

2 1

Nitha Mulungu

3 days ago

#mechanics #physics

John pushes a heavy cupboard with a force of 200N, but the cupboard does not move. Find the friction force action on the cupboard?

2 1

Nitha Mulungu

6 days ago

#mechanics #physics

Suppose a man lifts 20 boxes each of mass 15kg to a height of 15m. Determine the work done by the man against gravity?

2 1

Ronald Anami

more than 1 week ago

#engineering #mechanics #plumbing

Which type of valves is used to prevent backflow?

2 1

Anonymous

more than 1 week ago

#mechanics

Compare the diameter of master cylinder and wheel cylinder??

??

2 1

Daniyal Ahmad

more than 1 week ago

#mechanics #physics

Two blocks of masses 2 kg and 4 kg placed in contact are acted upon by force of 120 N.The acceleration of 4 kg mass will be?

.

2 1

Daniyal Ahmad

more than 1 week ago

#mechanics #physics

Constant speed mean no acceleration?

.

2 1

Daniyal Ahmad

more than 1 week ago

#mechanics #physics

Is newtom 3rd law is correlated with law of conservation of velocity?

.

2 1

Anonymous

more than 1 week ago

#mechanics #physics

The diagram in fig.1 shows the use of a lever.state the principle of moments as applied in fig.1.which class of levers is that? Give an example of the class of levers in fig.1.If FA =100CM,AB=90CM,ca?

Lculate the minimum effort required to lift the load.list three important prices of information from the rebar chart that the iron-workers are required to know.explain the difference between deformed reinforcement bars and plain reinforcement bars. Uses of a rebar detailer?

2 1

the-diagram-in-fig-1-shows-the-use-of-a-lever-state-the-principle-of-moments-as-applied-in-fig-1-which-class-of-levers-is-that-give-an-example-of-the-class-of-levers-in-fig-1-if-fa-100cm-ab-90cm-ca

2 1

Ronald Anami

more than 1 week ago

#mechanics #physics

When two force tend to stretch is called?

2 1

Ronald Anami

more than 1 week ago

#mechanics #general-science #physics

Acceleration of a body towards the earth on a free fall is called?

2 1

Ronald Anami

more than 1 week ago

#engineering #mechanics #physics

What is coefficient friction?

2 1

Ronald Anami

more than 1 week ago

#mechanics #physics #measurements

Define the following terms volume, density, relative density, kinetic friction, length?

2 1

Ronald Anami

more than 1 week ago

#mechanics #physics

Define the following terms coplanar force,collinear force, concurrent coplanar force, movable pulley, compound pulley, critical angle, triangle of force rule, parallelogram of force rule?

2 1

GRACE AKELLO

more than 2 weeks ago

#engineering #mechanics #technology

Explain the operation of water jet pump in creating a vacuum? ?

Laboratory practice

4 1

Anonymous

more than 2 weeks ago

#mechanics #kinematics #physics

A ball bearing is set rolling off table 80 cm high.upon leaving table a 2nd ball bearing is dropped to floor.1st ball bearing fall to floor at 64cm away from table.what is initial speed of 1st ball?

2 1

Anonymous

more than 2 weeks ago

#experiments #mechanics #physics

In experiment a ball bearing is rolled off table.At the time it leaves the table a 2nd ball bearing is dropped to floor.1st ball bearing fall to floor 64cm away from table why does both fall same tim?

2 1

#mechanics

Questions

Anonymous

Effects of force on a body?

Nitha Mulungu

A car of 120kg mass traveling at 5m/s comes to the rest over a distance of 30m.Find the average retardation (braking acceleration or deceleration) and braking forces?

Nitha Mulungu

A 1.6m long barrel propels an object of mass 70kg.If the object is propelled in barrel for 1.2s , find the average net force exerted on it?

Nitha Mulungu

John pushes a 12kg carton with a force of 60N. If the carton moves with an acceleration of 2m/s^2, what is the friction force action on the carton?

Nitha Mulungu

John pushes a heavy cupboard with a force of 200N, but the cupboard does not move. Find the friction force action on the cupboard?

Nitha Mulungu

Suppose a man lifts 20 boxes each of mass 15kg to a height of 15m. Determine the work done by the man against gravity?

Ronald Anami

Which type of valves is used to prevent backflow?

Anonymous

Compare the diameter of master cylinder and wheel cylinder??

Daniyal Ahmad

Two blocks of masses 2 kg and 4 kg placed in contact are acted upon by force of 120 N.The acceleration of 4 kg mass will be?

Daniyal Ahmad

Constant speed mean no acceleration?

Daniyal Ahmad

Is newtom 3rd law is correlated with law of conservation of velocity?

Anonymous

The diagram in fig.1 shows the use of a lever.state the principle of moments as applied in fig.1.which class of levers is that? Give an example of the class of levers in fig.1.If FA =100CM,AB=90CM,ca?

Ronald Anami

When two force tend to stretch is called?

Ronald Anami

Acceleration of a body towards the earth on a free fall is called?

Ronald Anami

What is coefficient friction?

Ronald Anami

Define the following terms volume, density, relative density, kinetic friction, length?

Ronald Anami

Define the following terms coplanar force,collinear force, concurrent coplanar force, movable pulley, compound pulley, critical angle, triangle of force rule, parallelogram of force rule?

GRACE AKELLO

Explain the operation of water jet pump in creating a vacuum? ?

Anonymous

A ball bearing is set rolling off table 80 cm high.upon leaving table a 2nd ball bearing is dropped to floor.1st ball bearing fall to floor at 64cm away from table.what is initial speed of 1st ball?

Anonymous

In experiment a ball bearing is rolled off table.At the time it leaves the table a 2nd ball bearing is dropped to floor.1st ball bearing fall to floor 64cm away from table why does both fall same tim?

Anonymous