14.1 – Determining the Specific Heat Capacity of a Liquid (Leaving Cert Physics): Quizzes

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14.1 – Determining the Specific Heat Capacity of a Liquid
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What device is used to measure electrical energy in this experiment?

Joulemeter

Why is a copper calorimeter used in this experiment?

Low specific heat capacity

What precision must the thermometer have?

0.1°C

Why must the heating coil be completely immersed in water?

Prevent burning and ensure even heating

What temperature rise is recommended during the heating phase?

Approximately 15°C

Why must the water be stirred continuously during heating?

Ensure uniform temperature

What should be done before measuring initial temperature?

Allow system to reach thermal equilibrium

In the energy equation Q=mwcw(θ2−θ1)+mccc(θ2−θ1)Q = m_w c_w (\theta_2 - \theta_1) + m_c c_c (\theta_2 - \theta_1), what is QQ?

Electrical energy from joulemeter

What is the most significant error in this experiment?

Heat loss to surroundings

How does heat loss affect the calculated specific heat capacity?

Makes it too high

Which method reduces heat loss by radiation?

Use a polished calorimeter

Why pre-cool water to about 7°C below room temperature?

Compensate for heat flowing in early

Why must the calorimeter's mass be measured?

It also gains heat during experiment

What is the purpose of this experiment?

Find specific heat capacity of water

What instrument measures the electrical energy supplied in this experiment?

Joulemeter

Why is a copper calorimeter used in this experiment?

Copper has low specific heat capacity

Why must the water be stirred continuously during heating?

Ensures uniform temperature throughout

Why must the heating coil be completely immersed in water?

Prevent burning & ensure even heating

What is the approximate temperature rise used in this experiment?

15°C15°C

What is the major source of error in this experiment?

Heat loss to surroundings

How does heat loss affect the calculated specific heat capacity value?

Makes it too high

Why must the mass of the calorimeter be measured?

The calorimeter also gains heat

What precision should the thermometer have for this experiment?

0.1°C0.1°C

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Explore Leaving Cert Physics Model Answers by Topics

3.1 – Calculations of Refraction of Light

3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

Show more

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

Explore Leaving Cert Physics Flashcards by Topics

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3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

Show more

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

Explore Leaving Cert Physics Exam Questions by Topics

3.1 – Calculations of Refraction of Light

3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

Show more

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

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