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Exercise-1: units and measurement, motion in 1-D
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This lesson tells about the structure and purpose of the course. Then it discusses several important concepts and questions based on dimensions, error calculation and kinematics in 1-D motion.

Shubham Kumar
I have done B.Tech, IIT Delhi (in Mechanical engineering). I have been teaching physics to JEE and NEET aspirants for three years.

Comments
(42)
U
Unacademy user
hello mam... in the question - the principal has granted him a scholarship.... so not only 'him' but also 'a scholarship' is an object. how we find object? if ask verb with "what " and " whom" ... the answer is object . now if i ask the verb with "whom " and "what"... i means - granted what? answer is a scholarship. .. granted whom? - answer is him ... both are object. .. so how is it correct? ... answer plz.
Vikash kumar
2 years ago
both r correct.....u hv to choose from the options
sir que.3rd me apne Delta R1 ki value 600 ka 1%karke nlkali Hain but coaching pe hamare sir ne bataya tha ki Delta R1 ki value vo hogi Jo R1 ke sath +- me likhi hogi toh phir toh Delta R1 ki value 1 aani chahiye.I am totally confused plz. help me sir🙏Kya main galat concept use kar rahi hu becoz.ab Tak toh main aise hi karti thing but ab yeh que.kyu nahi ho raha?
Sir it's a humble request to upload video for the ray and wave optics as well it will be very helpful as u make concepts really very clear
Shubham Kumar
a year ago
full conceptual coverage or only numericals??
Sukriti
a year ago
Full conceptual lecture sir
Shubham Kumar
a year ago
will do.
Sukriti
a year ago
Thanks sir I'll be eagerly waiting for the video hope u upload it soon
sir my fAmily has financiAlly very worst condition n i want to prepare for NEET to support them can i depend on unacadmy for my NEET preparation ?? plz suggest me what should i do for NEET ??
Shubham Kumar
a year ago
u shouldn't solely depend on unacademy. but yeah, it would be very helpful for u
Kuldeep Kalal
a year ago
any other app or any youtube channel to study can you suggest me
I
Inaam
10 months ago
physicswallah on youtube is very good for physics and chemistry
thanks for effort sir g
sir ji -1/4 kyu nhi liye us percentage wale question mein.usi k karan mera answer galt aa gya
Shubham Kumar
2 years ago
kyunki jis variable me error calculate karna hota h use pehle measured variables ke terms me likhte hain fir calculate karte hain.
Vishal VATS JHA
2 years ago
sir percentage error wala question jo aapne liya hai
Shubham Kumar
2 years ago
yes. jisme error nikaalna ho use likhna hota h LHS me aur baaki sabko RHS me and then solve karna hota h
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