Physics
Grade-9
Easy
Question
Which reading is greater?
- Reading a
- Reading b
- Both a and b
- None of the above
Hint:
Reading b
The correct answer is: Reading b
Reading A is 35721
Reading B is 38110
To read the meter: Read the first 5 dials from left to right - ignore any red dials or dials marked 1/10. If the pointer is between two numbers, write down the lower number - if it's between 9 and 0, write down 9.
Related Questions to study
Physics
A cyclist puts 600 J of work on his bicycle and the bicycle gives out 140 J of useful work. Calculate the energy efficiency of the cyclist.
A cyclist puts 600 J of work on his bicycle and the bicycle gives out 140 J of useful work. Calculate the energy efficiency of the cyclist.
PhysicsGrade-9
Physics
A certain appliance requires 1,755 watts. How much would it cost to run the appliance for a total of 33 minutes at a cost of Rs10 per kWh?
A certain appliance requires 1,755 watts. How much would it cost to run the appliance for a total of 33 minutes at a cost of Rs10 per kWh?
PhysicsGrade-9
Physics
A certain appliance requires 2,141 watts. How much would it cost to run the appliance for a total of 27 minutes at a cost of Rs 12 per kWh?
A certain appliance requires 2,141 watts. How much would it cost to run the appliance for a total of 27 minutes at a cost of Rs 12 per kWh?
PhysicsGrade-9
Physics
The law of conservation of energy states that when one form of energy is converted into another
The law of conservation of energy states that when one form of energy is converted into another
PhysicsGrade-9
Physics
Your monthly electricity bill listed two-meter readings. The previous reading was 1346 kWh and the present reading is 2456 kWh. If the company charges 6Rs/unit, how much was your electric bill for the month?
Your monthly electricity bill listed two-meter readings. The previous reading was 1346 kWh and the present reading is 2456 kWh. If the company charges 6Rs/unit, how much was your electric bill for the month?
PhysicsGrade-9
Physics
What is the reading in the fourth dial “D”?
What is the reading in the fourth dial “D”?
PhysicsGrade-9
Physics
What is the reading in the third dial “c”?
What is the reading in the third dial “c”?
PhysicsGrade-9
Physics
What is the reading in the second dial “b”?
What is the reading in the second dial “b”?
PhysicsGrade-9
Physics
What is the reading in the first dial “A”?
What is the reading in the first dial “A”?
PhysicsGrade-9
Physics
Which number needs to be ignored in a dial meter?
Which number needs to be ignored in a dial meter?
PhysicsGrade-9
Physics
Which is the symbol of the standard unit of electricity supplied to the consumer, which is equal to 1 kilowatt acting for 1 hour?
Which is the symbol of the standard unit of electricity supplied to the consumer, which is equal to 1 kilowatt acting for 1 hour?
PhysicsGrade-9
Physics
Which choice below completes the following statement correctly?
When a sandwich maker is used
Which choice below completes the following statement correctly?
When a sandwich maker is used
PhysicsGrade-9
Physics
Which is cheaper?
Which is cheaper?
PhysicsGrade-9
Physics
What is the efficiency of a CFL?
What is the efficiency of a CFL?
PhysicsGrade-9
Physics
What is the efficiency of a halogen bulb?
What is the efficiency of a halogen bulb?
PhysicsGrade-9