SPM Physics Summative Test 2 - Form 5 Chapter 2 and 3

SPM Physics Summative Test Test 2 – Form 5 Chapter 2 and 3 Time: 1 hour 15 minutes

Paper 1–Objective uestion !2" mar#s$

This paper consists of 2" questions. Answer a%% questions. Every question is followed by four alternative answers &, ', C and (. For each question, choose one answer only. 1

2

3

)

An electric circuit has been switched on for  hours. !alculate the quantity of electric char"e passin" throu"h the circuit if the current is 1 A. & ! ' #$ ! C #$ ! ( % $$ ! The electric current supplied by a battery in a circuit is .$ & 1$ '5 A. (hat is the quantity of char"e that flows in ) hours* & %.+ & 1$ '5 ! ' %.# & 1$ '# ! C 1.# & 1$ '% ! ( . & 1$ '1 ! (hich of the followin" is correct about the -hms /aw* & The resistance is directly proportional to the potential difference with constant current and other physical properties ' The temperature is directly proportional to the current with constant potential difference and other physical properties C The potential difference is directly  proportional to the current with constant temperature and other physical properties ( The temperature is directly proportional to the resistance with constant potential difference and other physical properties

5

(hich of the followin" is a conductor that obeys -hms law* & Thermistor  ' 2ulb filament C !onstantan wire ( 3acuum 3acuum diode di ode

+

0ia"ram % shows an electric circuit.

(ia*ram 2

The readin" on the ammeter is & %.$ A ' ).$ A C #.$ A ( 4.$ A ,

0ia"ram ) shows an electric circuit.

0ia"ram 1 shows an electric circuit. (ia*ram 3

(hich of the followin" is correct* & A1  A% ' A1 6 A% C A1 7 A% ( 31  3%

(ia*ram 1 -

(hich chan"es to the wire will produce the hi"hest readin" on the ammeter* P & ' C (

horter /on"er /on"er horter



maller   maller   2i""er   2i""er  

1

The circuit that produces the bri"htest li"ht  bulb is &

12 0ia"ram 5 shows an electric circuit. The ammeter readin" is $. A and the voltmeter readin" is 1.$ 3.

'

C

(ia*ram 5 (

.

(hat is the electrical ener"y released by the  bulb in  minutes* & $.$  ' 1$.$$  C %1.$$  ( $$.$1  13 An electric appliance is labelled 5 3, 1$ (. ;ow much electrical char"es flow throu"h the electric appliance in ) minutes* & %! ' 5$ ! C 1$ ! ( )$ !

0ia"ram # shows an electric circuit.

1) Table 1 show the electrical ener"y consumption tariff. (ia*ram )

The readin" on the ammeter is & $. A ' 1.+ A C +.$ A ( %$. A 1" A battery has an e.m.f of +.5 3. (hen it is connected to an e8ternal resistor, the potential different is %.# 3 and the current is $.) A. (hat is the value of the internal resistance* & .1 9 ' .$ 9 C 1+.$ 9 ( %5.$ 9

/%ectric units First 1$$ units

Cost per unit !sen$ %#

econd $$ units Each additional unit

)% #

Table 1 (hat is the cost for usin" a  14%.$$ ' =>%1.$$ C =>1 14+.# ( =>1 #1).#

11 The electromotive force of a dry cell is & the ener"y "enerated by the dry cell ' the char"e "enerated by the dry cell C the ener"y per unit char"e "enerated by the dry cell ( the current "enerated by the dry cell

15 (hich of the followin" "raphs represents the equation, ?  @ %=, where ? is power, @ is current, and = is a constant* & '

C

%

(

1+ 0ia"ram  shows an electric circuit.

1. 0ia"ram 4 shows an electric circuit consistin" a stepCup transformer and three similar bulbs , D, and . (ia*ram +

;ow much power is dissipated in the resistor when the switch is closed* & $.% ( ' #.5 ( C 1.$ ( ( #$.5 ( (ia*ram . 1, 0ia"ram + shows a left hand which represents the Flemin"s /eft ;and =ule.

(hich of the followin" is correct* & 2ri"htness of  7 2ri"htness of D 6 2ri"htness of  ' 2ri"htness of   2ri"htness of D 7 2ri"htness of  C 2ri"htness of  6 2ri"htness of D 6 2ri"htness of  ( 2ri"htness of  6 2ri"htness of D 7 2ri"htness of 

(ia*ram ,

(hat does  represents* & !urrent ' >a"netic field C Force ( ?ower 

2" 0ia"ram 1$ shows a transformer connected to a bulb.

1- 0ia"ram  is a "raph which shows the output current for an alterin" current "enerator. (ia*ram 1"

The potential difference across the bulb is & 545 3 ' $$ 3 C $5 3 ( # 3 (ia*ram -

(hich of the followin" statement is correct* & The pea< current is %.$ A ' The frequency of the current is 1.#) ;B C The root mean square current is 1.$ A ( The period of the current is $.)5 s Paper 2 – Structured uestion !1) mar#s$

)

1

0ia"ram  shows an li"htin" circuit.

(ia*ram +

aG iG (hat type of connection is the bulbs in 0ia"ram * Tic< ✓G correct answer in the bo8 provided. eries

?arallel H1 mar