An inelastic collision occurs between two bodies in the absence of external forces. What must be true about the total momentum of the two bodies and the total kinetic energy of the two bodies during this interaction?

Only kinetic energy is conserved.

Both momentum and kinetic energy are conserved.

Neither momentum nor kinetic energy are conserved.

What statement about X-rays and ultraviolet radiation is correct?

X-rays have a higher frequency than ultraviolet waves.

X-rays travel faster in a vacuum than ultraviolet waves.

X-rays cannot be diffracted unlike ultraviolet waves.

Microwaves lie between X-rays and ultraviolet in the electromagnetic spectrum.

Unpolarized light of intensity I 0 is incident on the first of two polarizing sheets. Initially the planes of polarization of the sheets are perpendicular. Which sheet must be rotated and by what angle so that light of intensity I o / 4 can emerge from the second sheet?

1 or 2 sheets and with an angle of 45 o

1 sheet only and with an angle of 45 o

2 sheet only and with an angle of 60 o

1 or 2 sheets and with an angle of 60 o

When a sound wave travels from a region of hot air to a region of cold air, it refracts as shown. What changes occur in the frequency and wavelength of the sound as it passes from the hot air to the cold air?

frequency is unchanged and the wavelength decreases

frequency is unchanged and the wavelength increases

frequency increases and the wavelength increases

frequency decreases and the wavelength decreases

A horizontal disc rotates uniformly at a constant angular velocity about a central axis normal to the plane of the disc. Point X is a distance 2 L from the centre of the disc. Point Y is a distance L from the centre of the disc. Point Y has a linear speed v and a centripetal acceleration a . What is the linear speed and centripetal acceleration of point X?

the linear speed of 2 v and an acceleration 2 a

the linear speed of v and an acceleration a

the linear speed of v and an acceleration 2 a

the linear speed of 2 v and an acceleration 4 a

An object of constant mass is tied to the end of a rope of length l and made to move in a horizontal circle. The speed of the object is increased until the rope breaks at speed v . The length of the rope is then changed. At what other combination of rope length and speed will the rope break?

the length is 4 l and the speed is 2 v

the length is 2 l and the speed is v

the length is 2 l and the speed is v/2

the length is 4 l and the speed is v/2

A nucleus of phosphorus (P) decays to a nucleus of silicon (Si) with the emission of particle X and particle Y. What are X and Y?

X is a neutrino and Y is a positron

X is an antineutrino and Y is a positron

X is an antineutrino and Y is an electron

X is a neutrino and Y is an electron

What is the definition of the unified atomic mass unit?

1/12 the mass of a neutral atom of carbon-12

The mass of a neutral atom of hydrogen-1

1/12 the mass of a nucleus of carbon-12

The mass of a nucleus of hydrogen-1

In nuclear fission, a nucleus of element X absorbs a neutron (n) to give a nucleus of element Y and a nucleus of element Z. X + n → Y + Z + 2n What is (magnitude of the binding energy per nucleon of Y /magnitude of the binding energy per nucleon of X) and (total binding energy of Y and Z /total binding energy of X) ?

(magnitude of the binding energy per nucleon of Y /magnitude of the binding energy per nucleon of X) is greater than 1 and (total binding energy of Y and Z /total binding energy of X) is greater than 1

(magnitude of the binding energy per nucleon of Y /magnitude of the binding energy per nucleon of X) is less than 1 and (total binding energy of Y and Z /total binding energy of X) is greater than 1

(magnitude of the binding energy per nucleon of Y /magnitude of the binding energy per nucleon of X) is greater than 1 and (total binding energy of Y and Z /total binding energy of X) is less than 1

(magnitude of the binding energy per nucleon of Y /magnitude of the binding energy per nucleon of X) is less than 1 and (total binding energy of Y and Z /total binding energy of X) is less than 1

What is the energy equivalent to the mass of one proton?

9.38 × 10 8 × 1.6 × 10 -19 J

9.38 × (3 × 10 8 ) 2 × 10 6 J

9.38 × (3 × 10 8 ) 2 × 1.6 × 10 -19 J

IB Physics

Quiz

•

Physics

•

11th - 12th Grade

•

Practice Problem

•

Hard

•

NGSS

HS-PS2-1, HS-PS4-1, HS-PS3-2

+10

Standards-aligned

Charles Martinez

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the unit of electrical energy in fundamental SI units?

kg m² C^-1 s

kg m s^-2

kg m² s^-2

kg m² s^-1 A

Tags

NGSS.HS-PS3-2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is a scalar quantity?

Velocity

Momentum

Kinetic energy

Acceleration

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

An object is released from rest in the gravitational field of the Earth. Air resistance is negligible. How far does the object move during the fourth second of its motion?

15 m

25 m

35 m

45 m

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The graph shows the variation of speed v of an object with time t. Which graph shows how the distance s travelled by the object varies with t?

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Two boxes in contact are pushed along a floor with a force F. The boxes move at a constant speed. Box X has a mass m and box Y has a mass 2m.
What is the resultant force acting on Y?

0

F/2

F

2F

Tags

NGSS.HS-PS2-1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

An elevator (lift) and its load have a total mass of 750 kg and accelerate vertically downwards
at 2.0 m s^-2.
What is the tension in the elevator cable?

1.5 kN

6.0 kN

7.5 kN

9.0 kN

Tags

NGSS.HS-PS2-1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A graph shows the variation of force acting on an object moving in a straight line with distance moved by the object.
Which area represents the work done on the object during its motion from P to Q?

X

Y

Y + Z

X + Y + Z

Tags

NGSS.HS-PS2-1

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IB Physics

30 questions

What is the unit of electrical energy in fundamental SI units?

Which of the following is a scalar quantity?

An object is released from rest in the gravitational field of the Earth. Air resistance is negligible. How far does the object move during the fourth second of its motion?

The graph shows the variation of speed v of an object with time t. Which graph shows how the distance s travelled by the object varies with t?

Two boxes in contact are pushed along a floor with a force F. The boxes move at a constant speed. Box X has a mass m and box Y has a mass 2m.
What is the resultant force acting on Y?

An elevator (lift) and its load have a total mass of 750 kg and accelerate vertically downwards
at 2.0 m s^-2.
What is the tension in the elevator cable?

A graph shows the variation of force acting on an object moving in a straight line with distance moved by the object.
Which area represents the work done on the object during its motion from P to Q?

A car travelling at a constant velocity covers a distance of 100 m in 5.0 s. The thrust of the engine is 1.5 kN.
What is the power of the car?

An inelastic collision occurs between two bodies in the absence of external forces.
What must be true about the total momentum of the two bodies and the total kinetic energy of the two bodies during this interaction?

A liquid is initially at its freezing point. Energy is removed at a uniform rate from the liquid until it freezes completely.
Which graph shows how the temperature T of the liquid varies with the energy Q removed from
the liquid?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

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IB Physics

30 questions

What is the unit of electrical energy in fundamental SI units?

Which of the following is a scalar quantity?

An object is released from rest in the gravitational field of the Earth. Air resistance is negligible. How far does the object move during the fourth second of its motion?

The graph shows the variation of speed v of an object with time t. Which graph shows how the distance s travelled by the object varies with t?

Two boxes in contact are pushed along a floor with a force F. The boxes move at a constant speed. Box X has a mass m and box Y has a mass 2m.What is the resultant force acting on Y?

An elevator (lift) and its load have a total mass of 750 kg and accelerate vertically downwardsat 2.0 m s-2.What is the tension in the elevator cable?

A graph shows the variation of force acting on an object moving in a straight line with distance moved by the object.Which area represents the work done on the object during its motion from P to Q?

A car travelling at a constant velocity covers a distance of 100 m in 5.0 s. The thrust of the engine is 1.5 kN.What is the power of the car?

An inelastic collision occurs between two bodies in the absence of external forces.What must be true about the total momentum of the two bodies and the total kinetic energy of the two bodies during this interaction?

A liquid is initially at its freezing point. Energy is removed at a uniform rate from the liquid until it freezes completely.Which graph shows how the temperature T of the liquid varies with the energy Q removed fromthe liquid?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Physics

Two boxes in contact are pushed along a floor with a force F. The boxes move at a constant speed. Box X has a mass m and box Y has a mass 2m.
What is the resultant force acting on Y?

An elevator (lift) and its load have a total mass of 750 kg and accelerate vertically downwards
at 2.0 m s^-2.
What is the tension in the elevator cable?

A graph shows the variation of force acting on an object moving in a straight line with distance moved by the object.
Which area represents the work done on the object during its motion from P to Q?

A car travelling at a constant velocity covers a distance of 100 m in 5.0 s. The thrust of the engine is 1.5 kN.
What is the power of the car?

An inelastic collision occurs between two bodies in the absence of external forces.
What must be true about the total momentum of the two bodies and the total kinetic energy of the two bodies during this interaction?

A liquid is initially at its freezing point. Energy is removed at a uniform rate from the liquid until it freezes completely.
Which graph shows how the temperature T of the liquid varies with the energy Q removed from
the liquid?