Online Video Lessons
  • Home
  • High School Notes
    • Mathematics
    • English
    • Kiswahili
    • Biology
    • Chemistry
    • Physics
    • CRE
    • IRE
    • Geography
    • History and Government
    • Agriculture
    • Business Studies
    • Computer Studies
    • Home Science
  • Past Papers
    • KCSE
    • PRE-MOCKS
    • MOCKS
    • National Schools Past Papers
    • High School Term Past Papers
    • KCSE Prediction Papers
    • Topical Revision Questions and Answers
  • Primary School Materials
    • Play Group: Activities, Homework and Syllabus
    • Pre-Primary One - PP1: Activities, Homework and Exams
    • Pre-Primary One - PP2: Activities, Homework and Exams
    • CBC Grade 1: Subjects, Syllabus and Exams
    • CBC Grade 2: Subjects, Homework and Exams
    • CBC Grade 3: Exam Papers, Syllabus and Subjects
    • CBC Grade 4: Exam Papers, Syllabus and Subjects
    • STD 8 Past Papers
    • Biology
    • Chemistry
    • Kiswahili
    • English
    • Mathematics
    • Business
  • Schemes of Work
Featured:
ACIDS, BASES AND INDICATORS - Form 1 Chemistry Notes - Wednesday, 23 January 2019 09:15
AIR AND COMBUSTION - Form 1 Chemistry Notes - Tuesday, 22 January 2019 09:04
INTRODUCTION TO CHEMISTRY - Form 1 Chemistry Notes - Friday, 11 January 2019 13:43
SIMPLE CLASSIFICATION OF SUBSTANCES - Form 1 Chemistry Notes - Thursday, 17 January 2019 08:43
WATER AND HYDROGEN - Form 1 Chemistry Notes - Tuesday, 22 January 2019 12:34
  • Home
  • Past Papers
  • KCSE
  • KCSE 2014
  • 2020 MOKASA MOCK EXAMINATIONS WITH MARKING SCHEMES
  • Mathematics Paper 1 - 2020 MOKASA JOINT MOCKS EXAMINATION (QUESTIONS AND ANSWERS)

Kenya Certificate Of Secondary Education(KCSE 2014) Physics Paper 1

Share via Whatsapp
  • Be the first to comment!
« Previous - Kenya Certificate Of Secondary Education(KCSE 2014) Chemistry Paper 3 Kenya Certificate Of Secondary Education(KCSE 2014) English Paper 1 - Next »
Download PDF for future reference Install our android app for easier access

SECTION A: (25 marks)
Answer ALL questions in the spaces provided.

  1. A student measured the length of a wire four times using a metre rule and obtained the following readings: 18.6 cm; 18.5 cm; 18.6 cm and 18.5 cm. Determine the length the student should record. (2 marks)

  2. Figure 1 shows a magnified scale of a micrometer screw gauge.

    micrometer screw gauge KCSE 2014

    Record the reading indicated. (1 mark)

  3. State the reason why it is not correct to quote the weight of solid objects in kilograms. (1 mark)

  4. Figure 2 shows a section of curved surface ABCD. Point A is higher than point B while BCD is horizontal. Point ABC is smooth while CD is rough. A mass m is realeased from restt A and moves towards D.

    velocity kcse 2014

    State the changes in the velocity of m between:
    1. B and C (1 mark)

    2. C and D (1 mark)


  5.  Figure 3 shows two cylinders of different cross-sectional areas connected with a tube. The cylinders contain an incompressible fluid and and are fitted with pistons of cross-sectional areas 4 cm2 and 24 cm2.

    pistion KCSE 2014


    Opposite forces P and Q are applied to the pistons such that the pistons do not move. If the preassure on the smaller piston is 5 N cm2. Determine the force Q. (2 marks)

  6. An oil drop of volume V m3 introduced on the surface of water spreads to form a patch whose area is A m2. Derive an expression for obtaining the diameter, d of a molecule of oil. (2 marks)

  7. Figure 4 shows a source of heat placed at equal distances from two itentical flasks X and Y containing air. The surface of X is painted black while Y is clear.

    heat transfer KCSE 2014

    X and Y are linked by a U-tube filled with water whose levels are S and T are initially the same.
    It is later observed that S falls while T rises. Explain this observation. (2 marks)

  8. Figure 5 shows a uniform rod 4 m long and of mass 2 kg. It is pivoted 1 m from one end and ballanced horizontally attached to another string near the other end.

    beam balance KCSE 2014

    Determine the position where a mass of 5 kg should be placed on the rod so that the rod remains horizontal and the tension in the string is zero. (3 marks)

  9. Figure 6 shows two identical rods JK and LK connected with a hinge at K.

    center of gravity kcse 2014

    The position of the centre of gravity for the system is at P. The arrangement is now adjusted so that J and L move equal distances towards O. Sketch the new arrangement on the same diagram and mark the new position of the centre of gravity. (2 marks)

  10. A light spiral spring extends by 4 mm when loaded with a weight W. The spring is connected in series with an identical spring. The combination is loaded with the weight W. Determine the extension of the combination. (2 marks)

  11. Figure 7 shows an incompressible fluid flowing through a pipe, A1 and A2 are respectively cross-sectional areas of the pipes in the larger section and smaller section of the pipe respectively, while V1 and V2 are speeds of the fluids at the two sections of the pipe.

    bernoulli's principle KCSE 2014

    Derive an expression fot the ratio of speeds V2/V1 in terms of A1 and A2. (2 marks)

  12. On the axis provided, sketch the graph which shows the relationship between volume and temperature of a fixed mass of water in the temperature range of 00C to 100C. (1 mark)

    physics KCSE 2014

  13. Figure 8 shows a graph of the variation of temperature with time for a pure substance heated at a constant rate.

    temperature variation kcse 2014

    Assuming that heat transfer to the surroundings is negligible, state the changes observed the substance in region:

    1. BC; (1 mark)
    2. DE. (1 mark)

  14. In a smoke cell experiment to demonstrate Brownian motion, smoke particles are seen moving randomly. State the cause of the randomness. (1 mark)

                                               SECTION B: (55 marks)
                      Answer all questions in this section in the spaces provided.

  15. Figure 9 shows a velocity-time graph for the motion of a body of mass 2 kg.

    velocity time graph kcse 2014

    1. Use the graph to determine the:
      1. displacement of the body after 8 seconds. (3 marks)
      2. acceleration after point B; (3 marks)
      3. force acting on the body in part (a) (ii). (3 marks)

    2. Sketch a displacement-time graph for the motion from point A to C. (2 marks)

  16. Figure 10 shows a trolley of weight 20 N pulled by a force of 4 N from the bottom to the top of an inclined plane at a uniform speed.

    inclined plane KCSE 2014

      1. State the value of the force acting downwards along the inclined plane. (1 mark)
      2. Explain how the value in part (a) (i) is obtained. (2 marks)

    1. For the system, determine the:
      1. mechanical advantage; (3 marks)
      2. velocity ratio; (3 marks)
      3. efficiency. (2 mark)

    1. A long horizontal capillary tube of uniform bore sealed at one end contains dry air trapped by a drop of mercury. The length of the air column in 142 mm at 170C. Determine the length of the air column at 250C. (3 marks)

    2. The pressure of the air inside a car tyre increases if the car stands out in the sun for some time on a hot day. Explain the pressure increase in terms of kinetic theory. (3 marks)

    3. In an experiment to determine the specific latent heat of vapourization of water, steam of mass 10 g at 1000C is passed into 100 g of water initially 200C in a container of negligible heat capacity. The temperature of the water rises to 700C.
      (Take the specific heat capacity of water at 4.2 x 103 Jkg-1 K-1 and the boiling point of water at 1000C)
      1. Determine the specific latent heat of vapourization of water. (4 marks)
      2. State two sources of error in this experiment. (2 marks)

    1. When a bus goes round a bend on a flat road, it experiences a centripetal force.
      State what provides thhe centripetal force. (1 mark)

    2. State the purpose of banking roads at bends. (1 mark)

    3. A student whirls a stone of mass 0.2 kg tied to a string of length 0.4 m in a vertical plane at constant speed of 2 revolutions per second.
      (Take acceleration due to gravity g as 10 ms-2)
      1. State two forces acting on the stone when it is at the highest point. (2 marks)
      2. Determine the;
        1. angular velocity of the stone; (3 marks)
        2. tension in the string when the stone is at the highest point; (1 mark)

  17. Figure 11 shows a test-tube whose cross-sectional area is 2 cm2 partially filled with lead shot floating vertically in water.

    lead shots kcse 2014

    (Take gravitational acceleration as 10 ms-2 and density of water ρw as 1 g cm-3)
      1. Determine the:
        1. volume of the water displaced; (2 marks)
        2. weight of the water displaced. (3 marks)

      2. State the combined weight of the test-tube and the lead shot. (1 mark)

      3. Determine the length of the test-tube that would be submerged in a liquid of density 0.8 g cm-3. (4 marks)


    1. (b) The set up in figure 11 can be used as a hydrometer to measure densities of liquids. State how such a hydrometer would be improved to measure small differences in densities of liquids. (1 mark)

Please download this document as PDF to read all it's contents.

Why PDF Download?

  • You will have the content in your phone/computer to read anytime.
  • Study when offline.(No internet/data bundles needed.)
  • Easily print the notes to hard copy.

Either

Click here to download the pdf version of "Kenya Certificate Of Secondary Education(KCSE 2014) Physics Paper 1", and read the full contents of this page

OR

CLICK HERE to get "Kenya Certificate Of Secondary Education(KCSE 2014) Physics Paper 1" on Whatsapp

OR




Read 2203 times Last modified on Thursday, 18 October 2018 19:21
Ask a question related to this topic in the comment section below.

Leave a comment

Make sure you enter all the required information, indicated by an asterisk (*). HTML code is not allowed.

« Previous - Kenya Certificate Of Secondary Education(KCSE 2014) Chemistry Paper 3 Kenya Certificate Of Secondary Education(KCSE 2014) English Paper 1 - Next »
Print PDF for future reference Join our whatsapp group for latest updates
Published in Kenya Certificate of Secondary Education ( KCSE ) 2014
Tagged under
  • physics
  • KCSE

Related items

  • Electronics - Physics Form 4 Topical Revision Questions and Answers
  • Radioactivity - Physics Form 4 Topical Revision Questions and Answers
  • Photoelectric Effect - Physics Form 4 Topical Revision Questions and Answers
  • X - Rays - Physics Form 4 Topical Revision Questions and Answers
  • Cathode Rays and Cathode Ray Tube - Physics Form 4 Topical Revision Questions and Answers
back to top

EasyElimu Banner

Join our telegram group Download Notes

  • KCSE Revision Questions
  • Privacy Policy
  • Mobile App Privacy Policy
  • Elimuza
CSS Valid | XHTML Valid | Top | + | - | reset | RTL | LTR
Copyright © Dailynews 2021 All rights reserved. Custom Design by Youjoomla.com
KCSE 2014