Fundamental Quantities and their Units
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PHXI02:UNITS AND MEASUREMENTS

367566 A bus travels at \({110 {~km} / {hr}}\) (kilometers per hour) on open highway. Its speed in metres per second is

1 \({30.6 {~m} / {s}}\)
2 \({60.2 {~m} / {s}}\)
3 \({40 {~m} / {s}}\)
4 \({50.4 {~m} / {s}}\)
PHXI02:UNITS AND MEASUREMENTS

367567 Assertion :
If the units of force and length are doubled, the unit of energy will be 4 times.
Reason :
The unit of energy is independent of the unit of force and length.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI02:UNITS AND MEASUREMENTS

367568 1 Kilo watt hour is equal to ___ \(eV\)

1 \(2.25 \times {10^{25}}\)
2 \(3.6 \times {10^{18}}\)
3 \(1.6 \times {10^{10}}\)
4 \(2.25 \times {10^{20}}\)
PHXI02:UNITS AND MEASUREMENTS

367569 Match the Column I with Column II.
Column I
Column II
A
Fermi
P
\({10^{15}}m\)
B
Angstorm
Q
\({10^{ - 6}}m\)
C
micron
R
\({10^{ - 10}}m\)
D
Light year
S
\({10^{ - 15}}m\)

1 A - S, B - P, C - R, D - Q
2 A - Q, B - P, C - R, D - S
3 A - S, B - Q, C - R, D - P
4 A - S, B - R, C - Q, D - P
PHXI02:UNITS AND MEASUREMENTS

367570 If \(u_{1}\) and \(u_{2}\) are the units selected in two systems of measurement and \(n_{1}\) and \(n_{2}\) are numerical values, then

1 \(n_{1} u_{1}=n_{2} u_{2}\)
2 \(n_{1} u_{1}+n_{2} u_{2}=0\)
3 \(n_{1} n_{2}=u_{1} u_{2}\)
4 \(\left(n_{1}+u_{1}\right)=\left(n_{2}+u_{2}\right)\)
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PHXI02:UNITS AND MEASUREMENTS

367566 A bus travels at \({110 {~km} / {hr}}\) (kilometers per hour) on open highway. Its speed in metres per second is

1 \({30.6 {~m} / {s}}\)
2 \({60.2 {~m} / {s}}\)
3 \({40 {~m} / {s}}\)
4 \({50.4 {~m} / {s}}\)
PHXI02:UNITS AND MEASUREMENTS

367567 Assertion :
If the units of force and length are doubled, the unit of energy will be 4 times.
Reason :
The unit of energy is independent of the unit of force and length.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI02:UNITS AND MEASUREMENTS

367568 1 Kilo watt hour is equal to ___ \(eV\)

1 \(2.25 \times {10^{25}}\)
2 \(3.6 \times {10^{18}}\)
3 \(1.6 \times {10^{10}}\)
4 \(2.25 \times {10^{20}}\)
PHXI02:UNITS AND MEASUREMENTS

367569 Match the Column I with Column II.
Column I
Column II
A
Fermi
P
\({10^{15}}m\)
B
Angstorm
Q
\({10^{ - 6}}m\)
C
micron
R
\({10^{ - 10}}m\)
D
Light year
S
\({10^{ - 15}}m\)

1 A - S, B - P, C - R, D - Q
2 A - Q, B - P, C - R, D - S
3 A - S, B - Q, C - R, D - P
4 A - S, B - R, C - Q, D - P
PHXI02:UNITS AND MEASUREMENTS

367570 If \(u_{1}\) and \(u_{2}\) are the units selected in two systems of measurement and \(n_{1}\) and \(n_{2}\) are numerical values, then

1 \(n_{1} u_{1}=n_{2} u_{2}\)
2 \(n_{1} u_{1}+n_{2} u_{2}=0\)
3 \(n_{1} n_{2}=u_{1} u_{2}\)
4 \(\left(n_{1}+u_{1}\right)=\left(n_{2}+u_{2}\right)\)
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PHXI02:UNITS AND MEASUREMENTS

367566 A bus travels at \({110 {~km} / {hr}}\) (kilometers per hour) on open highway. Its speed in metres per second is

1 \({30.6 {~m} / {s}}\)
2 \({60.2 {~m} / {s}}\)
3 \({40 {~m} / {s}}\)
4 \({50.4 {~m} / {s}}\)
PHXI02:UNITS AND MEASUREMENTS

367567 Assertion :
If the units of force and length are doubled, the unit of energy will be 4 times.
Reason :
The unit of energy is independent of the unit of force and length.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI02:UNITS AND MEASUREMENTS

367568 1 Kilo watt hour is equal to ___ \(eV\)

1 \(2.25 \times {10^{25}}\)
2 \(3.6 \times {10^{18}}\)
3 \(1.6 \times {10^{10}}\)
4 \(2.25 \times {10^{20}}\)
PHXI02:UNITS AND MEASUREMENTS

367569 Match the Column I with Column II.
Column I
Column II
A
Fermi
P
\({10^{15}}m\)
B
Angstorm
Q
\({10^{ - 6}}m\)
C
micron
R
\({10^{ - 10}}m\)
D
Light year
S
\({10^{ - 15}}m\)

1 A - S, B - P, C - R, D - Q
2 A - Q, B - P, C - R, D - S
3 A - S, B - Q, C - R, D - P
4 A - S, B - R, C - Q, D - P
PHXI02:UNITS AND MEASUREMENTS

367570 If \(u_{1}\) and \(u_{2}\) are the units selected in two systems of measurement and \(n_{1}\) and \(n_{2}\) are numerical values, then

1 \(n_{1} u_{1}=n_{2} u_{2}\)
2 \(n_{1} u_{1}+n_{2} u_{2}=0\)
3 \(n_{1} n_{2}=u_{1} u_{2}\)
4 \(\left(n_{1}+u_{1}\right)=\left(n_{2}+u_{2}\right)\)
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PHXI02:UNITS AND MEASUREMENTS

367566 A bus travels at \({110 {~km} / {hr}}\) (kilometers per hour) on open highway. Its speed in metres per second is

1 \({30.6 {~m} / {s}}\)
2 \({60.2 {~m} / {s}}\)
3 \({40 {~m} / {s}}\)
4 \({50.4 {~m} / {s}}\)
PHXI02:UNITS AND MEASUREMENTS

367567 Assertion :
If the units of force and length are doubled, the unit of energy will be 4 times.
Reason :
The unit of energy is independent of the unit of force and length.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI02:UNITS AND MEASUREMENTS

367568 1 Kilo watt hour is equal to ___ \(eV\)

1 \(2.25 \times {10^{25}}\)
2 \(3.6 \times {10^{18}}\)
3 \(1.6 \times {10^{10}}\)
4 \(2.25 \times {10^{20}}\)
PHXI02:UNITS AND MEASUREMENTS

367569 Match the Column I with Column II.
Column I
Column II
A
Fermi
P
\({10^{15}}m\)
B
Angstorm
Q
\({10^{ - 6}}m\)
C
micron
R
\({10^{ - 10}}m\)
D
Light year
S
\({10^{ - 15}}m\)

1 A - S, B - P, C - R, D - Q
2 A - Q, B - P, C - R, D - S
3 A - S, B - Q, C - R, D - P
4 A - S, B - R, C - Q, D - P
PHXI02:UNITS AND MEASUREMENTS

367570 If \(u_{1}\) and \(u_{2}\) are the units selected in two systems of measurement and \(n_{1}\) and \(n_{2}\) are numerical values, then

1 \(n_{1} u_{1}=n_{2} u_{2}\)
2 \(n_{1} u_{1}+n_{2} u_{2}=0\)
3 \(n_{1} n_{2}=u_{1} u_{2}\)
4 \(\left(n_{1}+u_{1}\right)=\left(n_{2}+u_{2}\right)\)
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PHXI02:UNITS AND MEASUREMENTS

367566 A bus travels at \({110 {~km} / {hr}}\) (kilometers per hour) on open highway. Its speed in metres per second is

1 \({30.6 {~m} / {s}}\)
2 \({60.2 {~m} / {s}}\)
3 \({40 {~m} / {s}}\)
4 \({50.4 {~m} / {s}}\)
PHXI02:UNITS AND MEASUREMENTS

367567 Assertion :
If the units of force and length are doubled, the unit of energy will be 4 times.
Reason :
The unit of energy is independent of the unit of force and length.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI02:UNITS AND MEASUREMENTS

367568 1 Kilo watt hour is equal to ___ \(eV\)

1 \(2.25 \times {10^{25}}\)
2 \(3.6 \times {10^{18}}\)
3 \(1.6 \times {10^{10}}\)
4 \(2.25 \times {10^{20}}\)
PHXI02:UNITS AND MEASUREMENTS

367569 Match the Column I with Column II.
Column I
Column II
A
Fermi
P
\({10^{15}}m\)
B
Angstorm
Q
\({10^{ - 6}}m\)
C
micron
R
\({10^{ - 10}}m\)
D
Light year
S
\({10^{ - 15}}m\)

1 A - S, B - P, C - R, D - Q
2 A - Q, B - P, C - R, D - S
3 A - S, B - Q, C - R, D - P
4 A - S, B - R, C - Q, D - P
PHXI02:UNITS AND MEASUREMENTS

367570 If \(u_{1}\) and \(u_{2}\) are the units selected in two systems of measurement and \(n_{1}\) and \(n_{2}\) are numerical values, then

1 \(n_{1} u_{1}=n_{2} u_{2}\)
2 \(n_{1} u_{1}+n_{2} u_{2}=0\)
3 \(n_{1} n_{2}=u_{1} u_{2}\)
4 \(\left(n_{1}+u_{1}\right)=\left(n_{2}+u_{2}\right)\)