AS Level Phys U5 Quiz on Moments & Couples

Descripción

Quiz for AS Level physics Unit 5 Forces, Density & Pressure on moments & couples.
Jeffrey Piggott
Test por Jeffrey Piggott, actualizado hace más de 1 año
Jeffrey Piggott
Creado por Jeffrey Piggott hace alrededor de 6 años
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Resumen del Recurso

Pregunta 1

Pregunta
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?
Respuesta
  • A 38g
  • B 44g
  • C 120g
  • D 136g

Pregunta 2

Pregunta
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?
Respuesta
  • A 750N
  • B 800N
  • C 850N
  • D 900N

Pregunta 3

Pregunta
The diagram shows four forces applied to a circular object. Which of the following describes the resultant force and resultant torque on the object?
Respuesta
  • A
  • B
  • C
  • D
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