What ancient structure was built to calculate time by the movement of the Sun?
a. Electronic balance
b. Measuring tape
c. Jantar Mantar
d. Ruler
Answer: c. Jantar Mantar
In which unit is temperature measured when using a Celsius thermometer?
a. Degree Fahrenheit (°F)
b. Kelvin (K)
c. Degree Celsius (°C)
d. Centigrade
Answer: c. Degree Celsius (°C)
How is temperature measured when using a Fahrenheit thermometer?
a. Degree Celsius (°C)
b. Kelvin (K)
c. Fahrenheit (°F)
d. Centigrade
Answer: c. Fahrenheit (°F)
What does Jantar Mantar in Delhi and Jaipur help ancient rulers to calculate?
a. Weight
b. Length
c. Time
d. Temperature
Answer: c. Time
Which instrument is used to measure the temperature of the body when someone has a fever?
a. Clock
b. Ruler
c. Thermometer
d. Measuring tape
Answer: c. Thermometer
What is the standard unit of length?
a. Foot
b. Metre
c. Cubit
d. Handspan
Answer: b. Metre
What is the unit for measuring heavy objects when using the standard unit of weight?
a. Centimetre (cm)
b. Kilogram (kg)
c. Gram (g)
d. Metre (m)
Answer: b. Kilogram (kg)
