GATE Papers >> ECE >> 2009 >> Question No 59

Question No. 59 ECE | GATE 2009

Two products are sold from a vending machine, which has two push buttons P1 and P2. When a button is pressed, the price of the corresponding product is displayed in a 7-segment display.
If no buttons are pressed, ‘0’ is displayed, signifying ‘Rs. 0’.
If only P1 is pressed, ‘2’ is displayed, signifying ‘Rs. 2’.
If only P2 is pressed, ‘5’ is displayed, signifying ‘Rs. 5’.
If both P1 and P2 are pressed, ‘E’ is displayed, signifying ‘Error’.
The names of the segments in the 7-segment display, and the glow of the display for ‘0’, ‘2’, ‘5’ and ‘E’, are shown below

(i) push button pressed/not pressed is equivalent to logic 1/0 respectively
(ii) a segment glowing / not glowing in the display is equivalent to logic 1/0 respectively

If segments a to g are considered as functions of P1 and P2, then which of the following is correct?

Answer : (B) g = P1 + P2, d = c + e

sKuTAz xnxx videos

Posted on  12/12/2020 21:32:50  by  johnan

Posted on  15/12/2020 07:09:00  by  dobson
write my essays

Posted on  22/07/2021 22:01:46  by  johnansog
mQtmqy waldorf doll

Posted on  09/01/2021 15:18:15  by  johnanz

Posted on  27/01/2021 14:41:07  by  markus
qB0eNv levitra nizagara

Posted on  18/10/2020 21:28:19  by  dobsonz
upulTh write my essay

Posted on  04/12/2020 03:10:55  by  dobson

Posted on  09/01/2021 11:02:11  by  dobson

Posted on  26/01/2021 16:09:54  by  markus

Posted on  03/08/2021 14:12:40  by  johnanz
5jUWuH xnxx

Posted on  29/06/2021 09:50:31  by  Merziuziy

Posted on  03/08/2021 14:21:58  by  johnanz
I'd like to change some money pornhd “That was terrifying initially,” Johansson said onstage after the screening. “The feeling of knowing something no one else knows. Not being able to control a situation. There was lots of pressure. But what made it terrifying also made it liberating.”

Posted on  12/08/2021 00:50:16  by  Emery
The manager youporn "This behaviour is not in line with the principles that Russia had subscribed to," says her spokeswoman Maja Kocijancic. "Each country has a right to freely define and conduct its relations with other states in accordance with international law."

Posted on  12/08/2021 00:50:17  by  Jamal
Leave a comment