# Target SSC CGL | 10,000+ Questions | Physics Questions For SSC CGL : Day 141

Dear aspirants,

This is the new year with new goals, new experiences and lots of exams to be scheduled soon. SSC CGL has recently released the exam dates so now it is time to gear up your preparations and try hard to get success. ADDA247 never fails to deliver something new and fruitful for you all. This time also we are providing you the best study plan as well as a study material. We are here going to prepare your General Science section for the SSC CGL. In this article, we are providing you the details that how we are going to help you to clear the examination this year. We ADDA247 is going to provide you daily tests for all the subjects. The topic-wise quiz will be done from January till May. This will help you to get a deeper knowledge of all the topics and will prepare you thoroughly.

Click here to Get SSC CGL 10000+ Complete Study Plan

Q1. A simple Machine?
(a) cannot imcrease the force.
(b) cannot imcrease the speed.
(c) cannot imcrease the work.
(d) cannot change the direction of the applied force.

Q2. Electrostatic precipitaror is used to control the pollution of?
(a) Air.
(b) water.
(c) noise.
(d) thermal.

Q3. Electric current in a metal wire is due to the flow of?
(a) electrons.
(b) protons.
(c) ions.
(d) holes.

Q4.The layer of atmosphere used for radio-wave transmission is?
(a) Chromospheres.
(b) troposphere.
(C) ionosphere.
(d) stratosphere.

Q5. A device which is used to limit the current in an electrical circuit is called?
(a) grid.
(b) fuse.
(C) hub.
(d) conductor.

Q6. Curie is an unit of?
(b) energy of Gamma rays.
(c) intensity of Gamma rays.
(d) work function.

Q7. Conversion of sound energy into electrical energy is done by?
(a) Solar cell.
(b) gramophone.
(c) microphone.
(d) loud speaker.

Q8. The splitting of different colours of light in a prism is?
(a) Reflection of light.
(b) dispersion of light.
(c) Diffraction of light.
(d) Refraction of light.

Q9. Submerged objects can be located using?
(b) Sonar.
(c) Quasar.
(d) Pulsar.

Q10. Women have shrill voice because of?
(a) low frequency.
(b) High frequency.
(C) shrill vocals.
(d) strong epiglottis.

Click here to attempt this Quiz on Adda247 App & Get All India Rank

Solutions
S1. (d)
Sol-
• Simple machines use single force to make work easier.
• Pulley is an example of the simple Machine.
S2.(a)
• Electrostatic precipitaror is device which is used to remove impurities from air.
• It is used to reduce the air pollution.
S3. (a)
• Due to the movement of the free electrons electric current flows in a metal wire.
S4. (C)
• The layer of the atmosphere that reflects radio waves is the ionosphere.
• The ionosphere is defined as the layer of the earth’s atmosphere that is ionized by solar and cosmic radiation.
S5. (b)
• Fuse wire is used to limit the flow of electrical current in a circuit.
• Fuse wire has the very low melting point and high resistance.
S6.(a)
• Curie is the si unit of Radioactivity.
S7. (C)
• As microphone is a type of transducer, it converts sound energy into the electrical energy.
S8. (b)
These colors are often observed as light passes through a triangular prism. Upon passage through the prism, the white light is separated into it’s component color’s.-red, orange, yellow, green, blue and violet.
The separation of visible light into it’s different colors is known as dispersion.
S9. (b)
• Sonar is used to navigate, communicate with or detect objects on or under the surface of water.
S10. (b)
• Shrillness of sound depends on it’s frequency.
• Voice is shrill because of higher frequency of sound.

In the last month i.e. in May daily we will provide you with a test of the previous years’ question papers, this will increase your confidence of solving the real exam and will make you familiar with the real-time exam.

Click here for best SSC CGL mock tests, video course, live batches, books or eBooks

To Attempt the Quiz on APP with Timings & All India Rank, Download the app now, Click here

Preparing for SSC Exams in 2020-21? Register now to get free study material

#### SSC CGL 2020 CAPSULE General Awareness And General Science: Free PDF | Download Now

Click here for best SSC CGL mock tests, video course, live batches, books or eBooks

## May Current Affairs PDF

×

Thanks for downloading the guide. For similar guides, free study material, quizzes, videos and job alerts you can download the Adda247 app from play store.

Thank You, Your details have been submitted we will get back to you.
Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

OR

Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

OR
Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

Enter the email address associated with your account, and we'll email you an OTP to verify it's you.

Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

## Enter OTP

Please enter the OTP sent to
/6

Did not recive OTP?

Resend in 60s

Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

## Almost there

Please enter your phone no. to proceed
+91

Join India's largest learning destination

What You Will get ?

• Daily Quizes
• Subject-Wise Quizes
• Current Affairs
• Previous year question papers
• Doubt Solving session

## Enter OTP

Please enter the OTP sent to Edit Number

Did not recive OTP?

Resend 60

## By skipping this step you will not recieve any free content avalaible on adda247, also you will miss onto notification and job alerts

Are you sure you want to skip this step?

## By skipping this step you will not recieve any free content avalaible on adda247, also you will miss onto notification and job alerts

Are you sure you want to skip this step?