THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2012

SECTION A

(i) Physics can be defined as the study of:

1. behaviour of living things
2. composition and decomposition of matter
3. man and his environment
4. matter in relation to energy

(ii) The following instruments are used to measure length except:

1. hydrometer
2. metre rule
3. micrometer screw gauge
4. vernier caliper

(iii) A force exerted by a pressure of 20Pa acting over an area of 2m² is:

1. ION
2. 18N
3. 22N
4. 40N

(iv) A Bunsen burner has a massive and wide base in order to:

1. lower its centre of gravity
2. make it give out good flame
3. raise its centre of gravity
4. support it on the surface

(v) A body which gains electrons will attract a:

1. body which has gained neutrons
2. negatively charged body
3. neutral body
4. positively charged body

(vi) Pressure in a liquid contained in a vessel depends on:

1. density
2. depth
3. mass
4. surface area

(vii)The energy from hot rocks within the earth is called:

1. biomass
2. coal-burning
3. geothermal
4. tidal

(viii)Materials which allow only a small portion of light to pass through are called:

1. opaque
2. penumbra
3. translucent
4. transparent

(ix)Measurement of mass using an equal arm balance lever is an application of the principle of:

1. conservation of energy
2. conservation of linear momentum
3. conservation of mass
4. moments

(x)A current of 0.2A flows through a resistor of 200. The potential difference across the resistor is:

1. 0.04V
2. 4V
3. 40V
4. D. 400V

(i) Physics can be defined as the study of:

1. behaviour of living things
2. composition and decomposition of matter
3. man and his environment
4. matter in relation to energy

(ii) The following instruments are used to measure length except:

1. hydrometer
2. metre rule
3. micrometer screw gauge
4. vernier caliper

(iii) A force exerted by a pressure of 20Pa acting over an area of 2m² is:

1. ION
2. 18N
3. 22N
4. 40N

(iv) A Bunsen burner has a massive and wide base in order to:

1. lower its centre of gravity
2. make it give out good flame
3. raise its centre of gravity
4. support it on the surface

(v) A body which gains electrons will attract a:

1. body which has gained neutrons
2. negatively charged body
3. neutral body
4. positively charged body

(vi) Pressure in a liquid contained in a vessel depends on:

1. density
2. depth
3. mass
4. surface area

(vii)The energy from hot rocks within the earth is called:

1. biomass
2. coal-burning
3. geothermal
4. tidal

(viii)Materials which allow only a small portion of light to pass through are called:

1. opaque
2. penumbra
3. translucent
4. transparent

(ix)Measurement of mass using an equal arm balance lever is an application of the principle of:

1. conservation of energy
2. conservation of linear momentum
3. conservation of mass
4. moments

1. 0.04V
2. 4V
3. 40V
4. D. 400V

(xi)Strong and permanent magnets are made up of:

1. aluminium and nickel
2. cobalt and nickel
3. iron and magnesium
4. nickel and silver

(xii)A lever which has its fulcrum between effort and load is said to be of:

1. First class
2. Fourth class
3. Second class
4. Third class

(xiii)Which of the following is true about atmospheric pressure?

1. Decreases as one moves above the sea level
2. Increases as one moves above the sea level
3. Is greater than ones internal body pressure
4. Is higher on the moon than on the earth

(xiv)The product of force and displacement is known as:

1. energy
2. momentum
3. power
4. work done

(xv)A body moved a distance of 200cm in 2seconds. Its velocity in SI units was:

1. 1m/s
2. 100m/s
3. 400m/s
4. 4000m/s

(xvi)A passenger in a bus which starts to move forward tends to fall backwards. This phenomenon demonstrates:

1. Newtons first law of motion
2. Newtons second law of motion
3. Newtons third law of motion
4. The law of conservation of linear momentum

(xvii)The boiling point of pure water at sea level is:

1. 0 ^OF
2. 100^OF
3. 2000F
4. 212⁰F

(xviii)Forces that exist between molecules of the same substance are called:

1. adhesive
2. attractive
3. cohesive
4. repulsive

(xix)An image formed in a plane mirror is always:

1. larger than the object
2. smaller than the object
3. real
4. virtual

(xx)Motor vehicle tyres are made up of grooved rubber in order to:

1. decrease speed of the vehicle on the road for safety purposes
2. decrease stability of the tyres on the road
3. increase friction between tyres and the road for safety braking
4. increase speed of the vehicle on the road