-
A student used the measuring instrument shown below to measure the thickness of a cylindrical wire, If the wire is 10cm long, find the volume of the wire.
Date posted:
September 26, 2019
-
Classify the following accounts as either real or nominal.
a)Delivery van
b)Purchases
c)Insurance premium
d)Commission income
Date posted:
September 26, 2019
-
A lorry weighing 6400kg is lifted with a jack screw of 11mm pitch. If the handle is 28cm from the screw
(i) Find the velocity ratio
(ii) Neglecting the frictional force, Calculate mechanical advantage, MA)
(iii) Determine the force applied
Date posted:
September 26, 2019
-
Tumetoka Mbali Traders maintains a petty cash book on imprest system with a float of kshs. 18,000. Reimbursement is usually made on the first day of the week. The following payments were made on the first week of June 2012
June 1st: Received Shs. 2,000 for reimbursement
3rd :Bought stamps for shs. 400
4th :Bought stationery for shs. 1,000
5th : Bought sugar for shs. 580 and paid postage shs. 850
6th : Bought tealeaves for shs. 500 and stationery for shs. 650
7th : Paid ostrich a creditor shs. 5,500
7th :Received cash for reimbursement
Required;
Prepare a petty cash book duly balanced using the following analysis columns, stationery, postage, travelling, staff tea, miscellaneous and ledger accounts.
Date posted:
September 26, 2019
-
Sometimes work is not done even if there is an applied force. Give a reason
Date posted:
September 26, 2019
-
A stone of mass 40g is tied to the end of a string 50cm long and whirled in a vertical circle of 2 revolutions per second. Calculate the maximum tension in the string
Date posted:
September 26, 2019
-
Explain five benefits that may accrue to a firm as a result of operating on large scale.
Date posted:
September 26, 2019
-
A particle moving along a circular path of radius 3.0cm describes an arc of length 2cm every second. Determine
I. Its angular velocity, W
II. Its periodic time, T
Date posted:
September 26, 2019
-
The figure below shows a body being pulled by a constant force of 10N for a distance of 4m over wooden surface. The co-efficient of friction is 0.03
Find the
(i) Acceleration of the body
(ii) Velocity of the body after the 4 metres
(iii) Kinetic energy of the body after the 4 metres
Date posted:
September 26, 2019
-
a).In an experiment to estimate the diameter of an oil molecule, an oil drop of diameter 0.06cm spread over a circular patch whose diameter is 20cm. Determine
(i) The volume of the oil drop
(ii) The area of the patch covered by oil
(iii) The diameter of the oil molecule
(b) State any one assumption made in a (iii) above
Date posted:
September 26, 2019
-
Outline four limitations of the circular flow of income.
Date posted:
September 26, 2019
-
An x-ray tube operating at a potential difference of 50KV has a tube current 20mA.Calculate.
i) The electric power input.
ii) The number of electrons hitting the target per second given that e = 1.6 x 10-19.
iii) The velocity of electrons when they hit the target.
Date posted:
September 26, 2019
-
Calculate the maximum velocity of electrons that would produce x-rays of frequency 8.0x108HZ if only 20% of kinetic energy is converted to x – rays.(Take planks constant = 6.63 x 10-34 JS and mass of electron = 9.1 x 10-31 kg).
Date posted:
September 26, 2019
-
The diagram below shows a glass prism and incident ray striking the surface XY.
i) Indicate on the diagram the path of the emergent ray.
ii) Calculate the refractive index of the glass prism given that the critical angle of glass is 420
Date posted:
September 26, 2019
-
Recent data indicates that a large proportion of Kenya’s population comprises of the youth the ages of 10 to 20 years. State four benefits of this to the country.
Date posted:
September 26, 2019
-
Give a reason why it is not advisable to take shelter under a tree especially when it is raining.
Date posted:
September 26, 2019
-
Give a reason why a candle flame is blown away when a highly charged rod is brought close to it.
Date posted:
September 26, 2019
-
In the circuit diagram in figure below, the voltmeter reads 4 volts.
Determine the ammeter reading.
Date posted:
September 26, 2019
-
The figure below shows an object O placed in front of a plane mirror.
Use a ray diagram to locate the position of the image.
Date posted:
September 26, 2019
-
Why are CD-ROM and CD-R referred to as WORM?
Date posted:
September 26, 2019
-
Give three man-made hazards in your country.
Date posted:
September 26, 2019
-
Savings and credit cooperatives have been registering an increasing number of members. Explain five reasons for such a development.
Date posted:
September 26, 2019
-
During a trader’s workshop, a speaker presented a speech on ethical issues in business. Highlight some ethical issues that he may have raised, affecting business.
Date posted:
September 26, 2019
-
Explain five ways in which the central bank regulates the operations of commercial banks in Kenya.
Date posted:
September 26, 2019
-
State four physical factors that favored the establishment of Ruhr Industrial region in Germany.
Date posted:
September 26, 2019
-
An automobile of mass 500 kilograms is accelerated from rest a long a horizontal surface. The force produced by the engine is 300N and that due to friction is 50N.What is the accelerating force and what is the acceleration produced.
Date posted:
September 26, 2019
-
Explain three ways in which the government of Kenya can assist maize farmers in Kenya.
Date posted:
September 26, 2019
-
The table below shows maize production in Kenya per county; between 2017 – 2018 in `000 kgs
(i). Using a scale of 1cm to represent 10 million kgs, draw a divided rectangle to represent the data for maize production in 2018.
(ii). Describe the production of maize in the 5 counties in Kenya.
Date posted:
September 26, 2019
-
An object which is moving over a horizontal surface does not continue its motion with a constant acceleration when the acceleration force is discontinued. The motion decreases to zero finally. Explain what is responsible for this observation.
Date posted:
September 26, 2019
-
State three conditions necessary for the formation of ice.
Date posted:
September 26, 2019