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IB DP Physics Topic 1 Paper 1 1819

Authored by Scott Wigenton

Physics

11th - 12th Grade

Used 61+ times

IB DP Physics Topic 1 Paper 1 1819
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which quantity has the fundamental SI units of kg m-1 s-2?

A. Energy

B. Force

C. Momentum

D. Pressure

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the unit of power expressed in fundamental SI units?

A. kg m s2kg\ m\ s^{-2}

B. kg m2 s2kg\ m^2\ s^{-2}

C. kg m s3kg\ m\ s^{-3}

D. kg m2 s3kg\ m^2\ s^{-3}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A student models the relationship between the pressure p of a gas and its temperature T as p = x+ yT.

The units of p are pascal and the units of T are kelvin. What are the fundamental SI units of x and y?

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A student wants to determine the angular speed ω of a rotating object. The period T is 0.50 s ±5 %. The angular speed ω is:
 2πT\frac{2\pi}{T}  

A. 0.2 %

B. 2.5 %

C. 5 %

D. 10 %

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A student measures the radius R of a circular plate to determine its area. The absolute uncertainty in R is ΔR.
What is the fractional uncertainty in the area of the plate?

A.  2ΔRR\frac{2\Delta R}{R}  

B.  (ΔRR)2\left(\frac{\Delta R}{R}\right)^2  

C.  2πΔRR\frac{2\pi\Delta R}{R}  

D.  π(ΔRR)2\pi\left(\frac{\Delta R}{R}\right)^2  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A student measures the radius r of a sphere with an absolute uncertainty Δr. What is the fractional uncertainty in the volume of the sphere?

A. (Δrr)3\left(\frac{\Delta r}{r}\right)^3

B. 3Δrr\frac{3\Delta r}{r}

C. 4πΔrr\frac{4\pi\Delta r}{r}

D. 4π(Δrr)34\pi\left(\frac{\Delta r}{r}\right)^3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The length of the side of a cube is 2.0 cm ± 4 %. The mass of the cube is 24.0 g ± 8 %. What is the percentage uncertainty of the density of the cube?

A. ± 2 %

B. ± 8 %

C. ± 12 %

D. ± 20 %

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