PHY_10_40_V1_DM_Internal r

TASK 1: Measure the voltage across the battery in an open and closed circuit

 

Equipment:

Connecting wires;

A battery with an e.m.f.  of 1.5V

Switch

Voltmeter

Resistors with resistance 1Ohm,10 Ohm, 100Ohm

Worksheet with a circuit diagram in it

 

Procedures:

1.    Assemble the circuit a and write the reading of the voltmeter on the table;

2.    Discuss the reason;

 

3.    Assemble the circuit b and write the reading of the voltmeter on the table;

4.   

Discuss the reason;

 

5.    Assemble the circuit c and write the reading of the voltmeter on the table;

6.   

Discuss the reason;

 

7.   

Assemble the circuit d and write the reading of the voltmeter on the table;

8.    Discuss the reason;

 

 

Result table:

Circuit a	Circuit b	Circuit c	Circuit d
V=	V=	V=	V=
R=100Ohm	R=100Ohm	R=10Ohm	R=1Ohm
I observed ________     The reason is ____