Physical Quantities and measurement techniques

Which of the following is a derived quantity:

• Length
• Time
• Current
• Pressure

Identify the SI unit to measure length

• Kilogram

• Kelvin

• metre

• second

What is the formula for density?

• Weight/volume

• Energy/time

• Volume/mass

• Mass/volume

What is the correct symbol and SI unit for force

• F and si unit: Pa

• F and SI unit: N

• W and SI unit: Nm

• F and SI unit:N/m

There are examples of base quantity EXCEPT

• Time

• Length

• Velocity

• Electric current

Measurement is a

• method to determine the value of a physical quantity

• method to analyze data from a scientific investigation

Base quantity is a physical quantity which cannot be derived from another physical quantity

• TRUE

• FALSE

Symbol for mass is

• kg

• m

the system of measurement based on centimetre-gram-second is known as

• SI system

• FPS system

• MKS system

• CGS SYStem

A train departs from Delhi railway station at 21:50 hours.What will be the time shown in your analogue watch at the departure ?

• 2:50 am

• 09:50 pm

• 09:50 am

• 11:50 pm