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Test por Jeffrey Piggott, creado hace más de 1 año

Quiz for AS Level physics Unit 5 Forces, Density & Pressure on moments & couples.

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moment
force
distance
couple turning effect
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	Creado por Jeffrey Piggott hace alrededor de 6 años

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15672175

quiz

2018-10-21T23:53:56Z

AS Level Phys U5 Quiz on Moments & Couples

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Pregunta 1 de 3

A uniform metre rule is pivoted at the 34.0 cm mark, as shown.
The rule balances when a 64g mass is hung from the 4.0 cm mark.

What is the mass of the metre rule?

Selecciona una de las siguientes respuestas posibles:

A 38g
B 44g
C 120g
D 136g

Explicación

Pregunta 2 de 3

A man holds a 100N load stationary in his hand. The combined weight of the forearm and hand is
20N. The forearm is held horizontal, as shown.

What is the vertical force F needed in the biceps?

Selecciona una de las siguientes respuestas posibles:

A 750N
B 800N
C 850N
D 900N

Explicación

Pregunta 3 de 3

The diagram shows four forces applied to a circular object.

Which of the following describes the resultant force and resultant torque on the object?

Selecciona una de las siguientes respuestas posibles:

Explicación

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15672175

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2018-10-21T23:53:56Z

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Quiz for AS Level physics Unit 5 Forces, Density & Pressure on moments & couples.

AS Level Phys U5 Quiz on Moments & Couples

Pregunta 1 de 3

A uniform metre rule is pivoted at the 34.0 cm mark, as shown. The rule balances when a 64g mass is hung from the 4.0 cm mark. What is the mass of the metre rule?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 2 de 3

A man holds a 100N load stationary in his hand. The combined weight of the forearm and hand is 20N. The forearm is held horizontal, as shown. What is the vertical force F needed in the biceps?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 3 de 3

The diagram shows four forces applied to a circular object. Which of the following describes the resultant force and resultant torque on the object?

Selecciona una de las siguientes respuestas posibles:

Explicación

A uniform metre rule is pivoted at the 34.0 cm mark, as shown.
The rule balances when a 64g mass is hung from the 4.0 cm mark.

What is the mass of the metre rule?

A man holds a 100N load stationary in his hand. The combined weight of the forearm and hand is
20N. The forearm is held horizontal, as shown.

What is the vertical force F needed in the biceps?

The diagram shows four forces applied to a circular object.

Which of the following describes the resultant force and resultant torque on the object?