Which of the following can explain the echo produced through
sound waves?

(1) Shifting

(2) Refraction

(3) Reflection

(4) Dispersion

Answer Posted / ali

( 3 ) Reflection

Is This Answer Correct ?    3 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

sir/mam I'm student of M.C.A.Is there any special rrb exam for P.G students.if exists what is it.

1514


I need the test pattern and prev year (solved) qstn paper for rrb chennai ., for the post of enquiry cum reservation clerk., pls post the useful links

1795


pls send me RRB previous question papers. My id is ramya143frnds@gmail.com

1613


plz help me. i have selected for sbi clerk interview. 1.maine bca 3years 6 month(3.5 years) me complete kiya jab ki univercity dwara minimum 3 years aur maximum 6 years time complete ke liye diya jata hai . biodata me no of attempts me kya bharu. 2. agar five years me ek yaers se adhik samay tak aap khin rhen hai to uska describe karna hai. lekin mai to home me hi rha hun kahin gya nahi to is column me kya bharun yo ise blank chor dun. 3.maine 2000 me matric kya tha usi samy school se character certificate mila tha kya usi samay wale character ko interview me de sakta hun. plz answer me quickly.

1571


please send the last 5 years {{{JUNIOR ENGINEER GR11- ELECTICAL, ELECTRONICS RRB Thiruvanathapuram}}} TECHNICAL, General Knowledge,and Aptitude question papers TO MY EMAIL- ID mbikash@ymail.com

1534






Can any body mail me previous year question papers of RRB- civil engineering for post of sectional engineer

2028


ashwani this side, i want rrb section enge & j.e exams previous 10 to 15 year question paper, tech & non tec section. ples any any one have question papers ples send.

1696


dear sir, HOW to collect 10 year privious exam paper pharmacist RRB please send me priviuos year exam paper for pharmacist RRB .send by my mail surenaaa.patel@gmail.com

2583


yyyyyyyyyy

1686


Sir, I am very interested in Indian railways job...... very eargent to get into it ...... pls tel me about the openings and opportunities in it........ I am electrical Engineer.i am all ready application submite on section engineer (RRB AVT NO -5/2010) Plz give me HELP .....my mobile no 09862349404 ,it is very URGENT sir PLZ ,As will as give me solution paper in EE & GK ok

1548


Dear sir, This is my kind request can i get rrb junior engineer(Electrical) model question paper for the past2 years pls message me or contact me in the below mail id vinothkannan6@gmail.com or natraj.joseph@gmail.com pls sir this is my hummbelrequest

1520


sir, iam preparing for locopilot exams ITI(ELEC) Please can you mail me the model paper&syllabus for exam thanking you shankar

1592


WHAT IS BANKING?

1776


please send me questions papers for . Section Engineer/ S & T (Drawing) to my EMail. This would be of great help.

1847


Hi I need RRB Junior Engineer Solved exam question papers.Can anyone send it to my mail id logap_1986@yahoo.co.in. Also i need 2009 and 2008 RRB Exam solved question papers.

2322