……………. is a physical quantity that expresses the degree of hotness or coldness of a substance.
- AElectric current
- BLuminous intensity
- ✓Temperature
- DNone of the above
Answer: C.
View full solution →Question types
Measurement. question types
86 questions across 9 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
86
Questions
9
Question groups
5
Question types
01
M C Q
11 Q→02Fill in the blank with correct answer.[1 Mark each]
12 Q→03true or false.[1 Mark each]
15 Q→04Assertion & Reason
6 Q→05[1 Mark Questions]
22 Q→06[2 Mark Questions]
11 Q→07Match The Following.
3 Q→08[4 Mark Questions]
5 Q→09[7 marks Questions]
1 Q→Sample Questions
Measurement. questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Among the following, which is not an metric system?
- ACGS
- BMKS
- ✓FPS
- DSI
Answer: C.
View full solution →The SI unit of mass is ……………..
- AMilligram
- BGram
- CQuintal
- ✓kilogram
Answer: D.
View full solution →The magnitude of a physical quantity consists of ……………..
- ✓A unit
- BA number and a unit
- CA number
- DUnit and its symbol
Answer: A.
View full solution →The SI unit of length is the ……………….
- AMillimetre
- BCentimetre
- ✓Metre
- Dkilometre
Answer: C.
View full solution →Melting point of pure ice (0° C) is taken as ……………… fixed point
Temperature is a measure of the average ……………. of the particles in a system
FPS is a …………… system of units.
The CGS, MKS and SI units are system of units.
……………… is the process of finding an unknown physical quantity by using a standard quantity.
The super conductors are used to levitate trains from the track.
Voltmeter is a device used to measure electric current.
Normal temperature of the human body is between 98.4° C and 98.6° C.
In thermometers, boiling point of water (100° C) is taken as upper fixed point.
Heat removed from a substance will lower its temperature.
Assertion : Radian is the angle subtended at the centre of a circle by an arc whose length is equal to the radius of the circle.
Reason $: 1$ radian $=\frac{180}{\pi}$
Reason $: 1$ radian $=\frac{180}{\pi}$
- ✓Both assertion and reason are true and the reason is the correct explanation of the assertion.
- BBoth assertion and reason are true, but the reason is not the correct explanation of the assertion.
- CThe assertion is true, but the reason is false.
- DThe assertion is false, but the reason is true.
Answer: A.
View full solution →Assertion : Temperature is a physical quantity.
Reason : Temperature is the degree of hotness or coldness of a body.
Reason : Temperature is the degree of hotness or coldness of a body.
- ✓Both assertion and reason are true and the reason is the correct explanation of the assertion.
- BBoth assertion and reason are true, but the reason is not the correct explanation of the assertion.
- CThe assertion is true, but the reason is false.
- DThe assertion is false, but the reason is true.
Answer: A.
View full solution →Assertion : The SI unit of temperature is kelvin.
Reason : Thermometers are calibrated with some standard scales like Celsius, fahrenheit and kelvin.
Reason : Thermometers are calibrated with some standard scales like Celsius, fahrenheit and kelvin.
- ✓Both assertion and reason are true and the reason is the correct explanation of the assertion.
- BBoth assertion and reason are true, but the reason is not the correct explanation of the assertion.
- CThe assertion is true, but the reason is false.
- DThe assertion is false, but the reason is true.
Answer: A.
View full solution →Consider the statement given below and choose the correct option.
Assertion: Radian is the unit of solid angle.
Reason: One radian is the angle subtended at the center of a circle by an arc of length equal to its radius.
Assertion: Radian is the unit of solid angle.
Reason: One radian is the angle subtended at the center of a circle by an arc of length equal to its radius.
- ABoth assertion and reason are true and the reason is the correct explanation of the assertion.
- BBoth assertion and reason are true but the reason is not the correct explanation of the assertion.
- CAssertion is true, but reason is false.
- DBoth assertion and reason are false.
Consider the statement given below and choose the correct optionAssertion: Electric current, amount of substance, luminous intensity are the fundamental physical quantities.Reason: They are independent of each other.
- ABoth assertion and reason are true and reason is the correct explanation of the assertion.
- BBoth assertion and reason are true but reason is not the correct explanation of the assertion.
- CAssertion is true, but reason is false.
- DBoth assertion and reason are false.
Define one light year.
What are the rules for rounding off a number?
What is luminous intensity? Mention its SI unit and symbol.
Define amount of substance. Mention its SI unit and symbol.
Define super conductors.
Round off the number 5.323 to two decimal places.
Convert 90° C into radian.
Given: $i =\frac{\pi}{180^{\circ}}$
View full solution →Given: $i =\frac{\pi}{180^{\circ}}$
When 5 coulomb of charge, flows through a circuit for 20 seconds. Calculate the current?
Given: Charge Q = 5 C
Time t = 20 s
Given: Charge Q = 5 C
Time t = 20 s
Convert 100 K into Celsius.
Convert 36° C into kelvin.
Match the following.
| Temperature | Closeness to the actual value |
| Plane angle | Measure of hotness or coldness |
| Solid angle | Closeness to two or more measurements |
| Accuracy | Angle formed by the intersection of three or more planes |
| Precision | Angle formed by the intersection of two planes |
Write a note on approximation.
Explain the Greenwich mean time.
Write a note on accuracy and precision.
List out the base quantities with their units.
What are the differences between plane angle and solid angle?
Write a short note on different types of clocks.
Generate a Measurement. paper free
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