How much negative charge is required to remove a positive charge of 7.5x10-11 C from an electroscope?
How much negative charge has been removed from a positively charged electroscope if it has a charge of 7.5x10-11C?

OPTIONS:
- no
- yes
Answer: yes
How is the coefficient of kinetic friction calculated?
How is the coefficient of kinetic friction measured for any given pair of surfaces?

OPTIONS:
- no
- yes
Answer: yes
What is it like to go through National Service in Singapore?
Singapore Armed Forces: What are a NSF's three most burning questions, desires and worries during the course of national service?

OPTIONS:
- no
- yes
Answer: no
What is the actual cost of materials and labour to produce a new iPhone?
What is the actual cost of manufacturing an iPhone?

OPTIONS:
- no
- yes
Answer:
no