A single-pulley system is used for lifting a mass upwards. For the system, which one among the following statements is correct?

examrobotsa's picture

Submitted by examrobotsa on

Q: 53 (SCRA/2015)
A single-pulley system is used for lifting a mass upwards. For the system, which one among the following statements is correct?

question_subject: 

Science

question_exam: 

SCRA

stats: 

0,11,7,11,0,6,1

keywords: 

{'pulley system': [0, 0, 0, 1], 'pulley': [0, 0, 1, 2], 'weight': [0, 0, 1, 1], 'mass': [0, 0, 2, 3], 'system': [8, 3, 7, 23], 'force': [0, 0, 0, 2]}