Join now for JEE/NEET and also prepare for Boards Join now for JEE/NEET and also prepare for Boards. Register Now
Hey there! We receieved your request
Stay Tuned as we are going to contact you within 1 Hour
One of our academic counsellors will contact you within 1 working day.
Click to Chat
1800-1023-196
+91-120-4616500
CART 0
Use Coupon: CART20 and get 20% off on all online Study Material
Welcome User
OR
LOGIN
Complete Your Registration (Step 2 of 2 )
Sit and relax as our customer representative will contact you within 1 business day
If the greatest admissible acceleration or retardation of a train be 3 feet/sec2.find the least time from one station to another at a distance of 10 metre the maximum speed being 60 miles per hour: (A) 500 sec (b) 58.67 sec (c) 400 sec this question is from arhiant bitsat 2014 book from motion chapter question no. Is 21 and the ans of question given is B but not solutionof problem. ? If the greatest admissible acceleration or retardation of a train be 3 feet/sec2.find the least time from one station to another at a distance of 10 metre the maximum speed being 60 miles per hour: (A) 500 sec (b) 58.67 sec (c) 400 sec this question is from arhiant bitsat 2014 book from motion chapter question no. Is 21 and the ans of question given is B but not solutionof problem. ?
a = 3 feet / sec^2since 1 feet = 0.3048 mso a = 3 *0.3048 = 0.9144 m/sec^2s = 10 mu = 60 miles/hr1 miles = 1.61 kmso u = 60*1.61 km/hr = 60*1.61*5/18 km/hru = 26.8 m/sechence s = ut -1/2at^210 = 26.8t - 0.5*0.9144t^2so 0.4592t^2 - 26.8t+10 = 0t = 26.8+sqrt(26.8^2 - 4*0.4592*10) / 2*0.4592t = 58.67 secRegards,Nirmal SInghAskiitians Faculty
a = 3 feet / sec^2since 1 feet = 0.3048 mso a = 3 *0.3048 = 0.9144 m/sec^2s = 10 mu = 60 miles/hr1 miles = 1.61 kmso u = 60*1.61 km/hr = 60*1.61*5/18 km/hru = 26.8 m/sechence s = ut -1/2at^210 = 26.8t - 0.5*0.9144t^2so 0.4592t^2 - 26.8t+10 = 0t = 26.8+sqrt(26.8^2 - 4*0.4592*10) / 2*0.4592t = 58.67 sec
Regards,Nirmal SInghAskiitians Faculty
Dear , Preparing for entrance exams? Register yourself for the free demo class from askiitians.
points won -